| Value | Category | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 10 |  | 
                                    
                    
                        | 12 |  | 
                                    
                    
                        | 15 |  | 
                                    
                    
                        | 18 |  | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 25 |  | 
                                    
                    
                        | 30 |  | 
                                    
                    
                        | 40 |  | 
                                    
                    
                        | 45 |  | 
                                    
                    
                        | 48 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 60 |  | 
                                    
                    
                        | 70 |  | 
                                    
                    
                        | 75 |  | 
                                    
                    
                        | 78 |  | 
                                    
                    
                        | 84 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 103 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 140 |  | 
                                    
                    
                        | 144 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 167 |  | 
                                    
                    
                        | 180 |  | 
                                    
                    
                        | 192 |  | 
                                    
                    
                        | 208 |  | 
                                    
                    
                        | 210 |  | 
                                    
                    
                        | 220 |  | 
                                    
                    
                        | 250 |  | 
                                    
                    
                        | 285 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 312 |  | 
                                    
                    
                        | 336 |  | 
                                    
                    
                        | 365 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 473 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 525 |  | 
                                    
                    
                        | 538 |  | 
                                    
                    
                        | 540 |  | 
                                    
                    
                        | 560 |  | 
                                    
                    
                        | 576 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 630 |  | 
                                    
                    
                        | 636 |  | 
                                    
                    
                        | 672 |  | 
                                    
                    
                        | 720 |  | 
                                    
                    
                        | 773 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 810 |  | 
                                    
                    
                        | 820 |  | 
                                    
                    
                        | 828 |  | 
                                    
                    
                        | 840 |  | 
                                    
                    
                        | 925 |  | 
                                    
                    
                        | 960 |  | 
                                    
                    
                        | 975 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1277 |  | 
                                    
                    
                        | 1280 |  | 
                                    
                    
                        | 1296 |  | 
                                    
                    
                        | 1440 |  | 
                                    
                    
                        | 1500 |  | 
                                    
                    
                        | 1560 |  | 
                                    
                    
                        | 1825 |  | 
                                    
                    
                        | 2016 |  | 
                                    
                    
                        | 2304 |  | 
                                    
                    
                        | 2600 |  | 
                                    
                    
                        | 2920 |  | 
                                    
                    
                        | 3360 |  | 
                                    
                    
                        | 3500 |  | 
                                    
                    
                        | 3600 |  | 
                                    
                    
                        | 3612 |  | 
                                    
                    
                        | 3920 |  | 
                                    
                    
                        | 4032 |  | 
                                    
                    
                        | 4608 |  | 
                                    
                    
                        | 4800 |  | 
                                    
                    
                        | 4850 |  | 
                                    
                    
                        | 5927 |  | 
                                    
                    
                        | 6060 |  | 
                                    
                    
                        | 7896 |  | 
                                    
                    
                        | 9600 |  | 
                                    
                    
                        | 99999 | Ignorado | 
                                    
                    
                        | 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.