| Value | Category | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 34 |  | 
                                    
                    
                        | 40 |  | 
                                    
                    
                        | 48 |  | 
                                    
                    
                        | 80 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 160 |  | 
                                    
                    
                        | 180 |  | 
                                    
                    
                        | 192 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 216 |  | 
                                    
                    
                        | 232 |  | 
                                    
                    
                        | 240 |  | 
                                    
                    
                        | 280 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 320 |  | 
                                    
                    
                        | 352 |  | 
                                    
                    
                        | 360 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 440 |  | 
                                    
                    
                        | 460 |  | 
                                    
                    
                        | 476 |  | 
                                    
                    
                        | 480 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 510 |  | 
                                    
                    
                        | 548 |  | 
                                    
                    
                        | 560 |  | 
                                    
                    
                        | 570 |  | 
                                    
                    
                        | 594 |  | 
                                    
                    
                        | 596 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 640 |  | 
                                    
                    
                        | 680 |  | 
                                    
                    
                        | 720 |  | 
                                    
                    
                        | 740 |  | 
                                    
                    
                        | 748 |  | 
                                    
                    
                        | 784 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 840 |  | 
                                    
                    
                        | 860 |  | 
                                    
                    
                        | 920 |  | 
                                    
                    
                        | 936 |  | 
                                    
                    
                        | 952 |  | 
                                    
                    
                        | 984 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1040 |  | 
                                    
                    
                        | 1080 |  | 
                                    
                    
                        | 1120 |  | 
                                    
                    
                        | 1200 |  | 
                                    
                    
                        | 1216 |  | 
                                    
                    
                        | 1248 |  | 
                                    
                    
                        | 1340 |  | 
                                    
                    
                        | 1360 |  | 
                                    
                    
                        | 1400 |  | 
                                    
                    
                        | 1440 |  | 
                                    
                    
                        | 1476 |  | 
                                    
                    
                        | 1496 |  | 
                                    
                    
                        | 1520 |  | 
                                    
                    
                        | 1532 |  | 
                                    
                    
                        | 1560 |  | 
                                    
                    
                        | 1600 |  | 
                                    
                    
                        | 1616 |  | 
                                    
                    
                        | 1620 |  | 
                                    
                    
                        | 1840 |  | 
                                    
                    
                        | 2048 |  | 
                                    
                    
                        | 2104 |  | 
                                    
                    
                        | 2204 |  | 
                                    
                    
                        | 2240 |  | 
                                    
                    
                        | 2360 |  | 
                                    
                    
                        | 2400 |  | 
                                    
                    
                        | 2420 |  | 
                                    
                    
                        | 2484 |  | 
                                    
                    
                        | 2600 |  | 
                                    
                    
                        | 3200 |  | 
                                    
                    
                        | 3280 |  | 
                                    
                    
                        | 3300 |  | 
                                    
                    
                        | 3332 |  | 
                                    
                    
                        | 3400 |  | 
                                    
                    
                        | 3620 |  | 
                                    
                    
                        | 3660 |  | 
                                    
                    
                        | 4920 |  | 
                                    
                    
                        | 6440 |  | 
                                    
                    
                        | 9168 |  | 
                                    
                    
                        | 13160 |  | 
                                    
                    
                        | 9999998 | refusal | 
                                    
                    
                        | 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.