| Value | Category | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 1 |  | 
                                    
                    
                        | 1.25 |  | 
                                    
                    
                        | 1.5 |  | 
                                    
                    
                        | 1.6 |  | 
                                    
                    
                        | 2 |  | 
                                    
                    
                        | 2.12 |  | 
                                    
                    
                        | 2.4 |  | 
                                    
                    
                        | 2.5 |  | 
                                    
                    
                        | 3 |  | 
                                    
                    
                        | 3.1 |  | 
                                    
                    
                        | 3.2 |  | 
                                    
                    
                        | 3.4 |  | 
                                    
                    
                        | 3.5 |  | 
                                    
                    
                        | 3.6 |  | 
                                    
                    
                        | 3.75 |  | 
                                    
                    
                        | 4 |  | 
                                    
                    
                        | 4.2 |  | 
                                    
                    
                        | 4.3 |  | 
                                    
                    
                        | 4.5 |  | 
                                    
                    
                        | 4.8 |  | 
                                    
                    
                        | 5 |  | 
                                    
                    
                        | 5.8 |  | 
                                    
                    
                        | 6 |  | 
                                    
                    
                        | 6.2 |  | 
                                    
                    
                        | 6.4 |  | 
                                    
                    
                        | 7 |  | 
                                    
                    
                        | 7.2 |  | 
                                    
                    
                        | 7.5 |  | 
                                    
                    
                        | 8 |  | 
                                    
                    
                        | 8.5 |  | 
                                    
                    
                        | 9 |  | 
                                    
                    
                        | 9.4 |  | 
                                    
                    
                        | 9.6 |  | 
                                    
                    
                        | 10 |  | 
                                    
                    
                        | 10.8 |  | 
                                    
                    
                        | 11 |  | 
                                    
                    
                        | 11.2 |  | 
                                    
                    
                        | 12 |  | 
                                    
                    
                        | 12.5 |  | 
                                    
                    
                        | 12.6 |  | 
                                    
                    
                        | 12.8 |  | 
                                    
                    
                        | 13 |  | 
                                    
                    
                        | 14 |  | 
                                    
                    
                        | 14.4 |  | 
                                    
                    
                        | 14.5 |  | 
                                    
                    
                        | 15 |  | 
                                    
                    
                        | 16 |  | 
                                    
                    
                        | 16.2 |  | 
                                    
                    
                        | 17 |  | 
                                    
                    
                        | 17.6 |  | 
                                    
                    
                        | 18 |  | 
                                    
                    
                        | 19 |  | 
                                    
                    
                        | 19.1 |  | 
                                    
                    
                        | 19.2 |  | 
                                    
                    
                        | 19.5 |  | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 21 |  | 
                                    
                    
                        | 22 |  | 
                                    
                    
                        | 22.4 |  | 
                                    
                    
                        | 23 |  | 
                                    
                    
                        | 24 |  | 
                                    
                    
                        | 25 |  | 
                                    
                    
                        | 25.6 |  | 
                                    
                    
                        | 26 |  | 
                                    
                    
                        | 27 |  | 
                                    
                    
                        | 27.2 |  | 
                                    
                    
                        | 28 |  | 
                                    
                    
                        | 28.8 |  | 
                                    
                    
                        | 30 |  | 
                                    
                    
                        | 30.4 |  | 
                                    
                    
                        | 31 |  | 
                                    
                    
                        | 32 |  | 
                                    
                    
                        | 35 |  | 
                                    
                    
                        | 35.2 |  | 
                                    
                    
                        | 36 |  | 
                                    
                    
                        | 37 |  | 
                                    
                    
                        | 38.2 |  | 
                                    
                    
                        | 38.4 |  | 
                                    
                    
                        | 40 |  | 
                                    
                    
                        | 41.6 |  | 
                                    
                    
                        | 44 |  | 
                                    
                    
                        | 44.8 |  | 
                                    
                    
                        | 45 |  | 
                                    
                    
                        | 46.4 |  | 
                                    
                    
                        | 47 |  | 
                                    
                    
                        | 48 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 54 |  | 
                                    
                    
                        | 55 |  | 
                                    
                    
                        | 56 |  | 
                                    
                    
                        | 56.8 |  | 
                                    
                    
                        | 57.6 |  | 
                                    
                    
                        | 58 |  | 
                                    
                    
                        | 60 |  | 
                                    
                    
                        | 60.8 |  | 
                                    
                    
                        | 64 |  | 
                                    
                    
                        | 66.5 |  | 
                                    
                    
                        | 69 |  | 
                                    
                    
                        | 70 |  | 
                                    
                    
                        | 71 |  | 
                                    
                    
                        | 72 |  | 
                                    
                    
                        | 74 |  | 
                                    
                    
                        | 79 |  | 
                                    
                    
                        | 80 |  | 
                                    
                    
                        | 85 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 92 |  | 
                                    
                    
                        | 94 |  | 
                                    
                    
                        | 98 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 110 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 123.2 |  | 
                                    
                    
                        | 138 |  | 
                                    
                    
                        | 157 |  | 
                                    
                    
                        | 175 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 255 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 320 |  | 
                                    
                    
                        | 327 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 410 |  | 
                                    
                    
                        | 480 |  | 
                                    
                    
                        | 515 |  | 
                                    
                    
                        | 998 | dk/na | 
                                    
                    
                        | Sysmiss |  | 
                            
            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.