| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 1 | 
                        air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 2 | 
                        air formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 3 | 
                        air informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 4 | 
                        air informal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 5 | 
                        air landFoot informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 6 | 
                        air landFoot informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 7 | 
                        formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 8 | 
                        formal air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 9 | 
                        formal air informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 10 | 
                        formal air landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 11 | 
                        formal air other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 12 | 
                        formal air sea landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 13 | 
                        formal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 14 | 
                        formal hitchhiking landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 15 | 
                        formal informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 16 | 
                        formal informal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 17 | 
                        formal informal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 18 | 
                        formal informal private air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 19 | 
                        formal informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 20 | 
                        formal informal sea hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 21 | 
                        formal informal sea landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 22 | 
                        formal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 23 | 
                        formal landFoot hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 24 | 
                        formal landFoot informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 25 | 
                        formal landFoot informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 26 | 
                        formal landFoot other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 27 | 
                        formal landFoot private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 28 | 
                        formal landFoot sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 29 | 
                        formal landFoot sea air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 30 | 
                        formal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 31 | 
                        formal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 32 | 
                        formal private sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 33 | 
                        formal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 34 | 
                        formal sea landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 35 | 
                        formal sea landFoot informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 36 | 
                        formal sea landFoot other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 37 | 
                        hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 38 | 
                        hitchhiking formal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 39 | 
                        hitchhiking informal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 40 | 
                        hitchhiking landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 41 | 
                        hitchhiking private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 42 | 
                        hitchhiking private informal formal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 43 | 
                        hitchhiking sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 44 | 
                        informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 45 | 
                        informal air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 46 | 
                        informal formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 47 | 
                        informal formal landFoot sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 48 | 
                        informal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 49 | 
                        informal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 50 | 
                        informal landFoot air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 51 | 
                        informal landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 52 | 
                        informal landFoot hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 53 | 
                        informal landFoot sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 54 | 
                        informal landFoot sea private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 55 | 
                        informal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 56 | 
                        informal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 57 | 
                        informal private hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 58 | 
                        informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 59 | 
                        informal sea hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 60 | 
                        informal sea landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 61 | 
                        landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 62 | 
                        landFoot air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 63 | 
                        landFoot air informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 64 | 
                        landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 65 | 
                        landFoot formal air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 66 | 
                        landFoot formal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 67 | 
                        landFoot formal hitchhiking sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 68 | 
                        landFoot formal informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 69 | 
                        landFoot formal informal air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 70 | 
                        landFoot formal informal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 71 | 
                        landFoot formal informal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 72 | 
                        landFoot formal informal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 73 | 
                        landFoot formal informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 74 | 
                        landFoot formal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 75 | 
                        landFoot formal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 76 | 
                        landFoot formal private other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 77 | 
                        landFoot formal private sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 78 | 
                        landFoot formal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 79 | 
                        landFoot formal sea air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 80 | 
                        landFoot hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 81 | 
                        landFoot hitchhiking formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 82 | 
                        landFoot hitchhiking informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 83 | 
                        landFoot hitchhiking sea private informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 84 | 
                        landFoot informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 85 | 
                        landFoot informal air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 86 | 
                        landFoot informal formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 87 | 
                        landFoot informal formal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 88 | 
                        landFoot informal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 89 | 
                        landFoot informal hitchhiking sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 90 | 
                        landFoot informal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 91 | 
                        landFoot informal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 92 | 
                        landFoot informal private hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 93 | 
                        landFoot informal private sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 94 | 
                        landFoot informal sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 95 | 
                        landFoot informal sea air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 96 | 
                        landFoot informal sea hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 97 | 
                        landFoot informal sea other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 98 | 
                        landFoot informal sea private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 99 | 
                        landFoot other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 100 | 
                        landFoot other formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 101 | 
                        landFoot private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 102 | 
                        landFoot private formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 103 | 
                        landFoot private hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 104 | 
                        landFoot private informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 105 | 
                        landFoot private sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 106 | 
                        landFoot private sea informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 107 | 
                        landFoot sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 108 | 
                        landFoot sea formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 109 | 
                        landFoot sea formal informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 110 | 
                        landFoot sea formal informal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 111 | 
                        landFoot sea informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 112 | 
                        landFoot sea informal private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 113 | 
                        landFoot sea private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 114 | 
                        landFoot sea private other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 115 | 
                        other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 116 | 
                        other landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 117 | 
                        other landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 118 | 
                        prefer_not_to_answer  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 119 | 
                        private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 120 | 
                        private air  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 121 | 
                        private formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 122 | 
                        private hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 123 | 
                        private informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 124 | 
                        private landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 125 | 
                        private landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 126 | 
                        private sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 127 | 
                        sea  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 128 | 
                        sea formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 129 | 
                        sea formal informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 130 | 
                        sea formal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 131 | 
                        sea formal other  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 132 | 
                        sea hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 133 | 
                        sea informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 134 | 
                        sea informal formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 135 | 
                        sea informal landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 136 | 
                        sea landFoot  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 137 | 
                        sea landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 138 | 
                        sea landFoot formal hitchhiking  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 139 | 
                        sea landFoot informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 140 | 
                        sea landFoot private  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 141 | 
                        sea private informal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 142 | 
                        sea private landFoot formal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | Missing value | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.