| Value | Category | 
                                    
                    
                        | -9 | Don't Know | 
                                    
                    
                        | -8 | Refused | 
                                    
                    
                        | -5 | Not Applicable | 
                                    
                    
                        | -3 | Missing | 
                                    
                    
                        | 2 |  | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 54 |  | 
                                    
                    
                        | 69 |  | 
                                    
                    
                        | 85 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 130 |  | 
                                    
                    
                        | 133 |  | 
                                    
                    
                        | 140 |  | 
                                    
                    
                        | 145 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 160 |  | 
                                    
                    
                        | 161 |  | 
                                    
                    
                        | 180 |  | 
                                    
                    
                        | 186 |  | 
                                    
                    
                        | 190 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 208 |  | 
                                    
                    
                        | 210 |  | 
                                    
                    
                        | 217 |  | 
                                    
                    
                        | 218 |  | 
                                    
                    
                        | 220 |  | 
                                    
                    
                        | 225 |  | 
                                    
                    
                        | 231 |  | 
                                    
                    
                        | 240 |  | 
                                    
                    
                        | 250 |  | 
                                    
                    
                        | 254 |  | 
                                    
                    
                        | 260 |  | 
                                    
                    
                        | 261 |  | 
                                    
                    
                        | 280 |  | 
                                    
                    
                        | 290 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 320 |  | 
                                    
                    
                        | 325 |  | 
                                    
                    
                        | 340 |  | 
                                    
                    
                        | 350 |  | 
                                    
                    
                        | 354 |  | 
                                    
                    
                        | 355 |  | 
                                    
                    
                        | 360 |  | 
                                    
                    
                        | 362 |  | 
                                    
                    
                        | 370 |  | 
                                    
                    
                        | 390 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 420 |  | 
                                    
                    
                        | 422 |  | 
                                    
                    
                        | 425 |  | 
                                    
                    
                        | 440 |  | 
                                    
                    
                        | 450 |  | 
                                    
                    
                        | 465 |  | 
                                    
                    
                        | 469 |  | 
                                    
                    
                        | 474 |  | 
                                    
                    
                        | 480 |  | 
                                    
                    
                        | 490 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 512 |  | 
                                    
                    
                        | 520 |  | 
                                    
                    
                        | 532 |  | 
                                    
                    
                        | 550 |  | 
                                    
                    
                        | 560 |  | 
                                    
                    
                        | 570 |  | 
                                    
                    
                        | 580 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 620 |  | 
                                    
                    
                        | 632 |  | 
                                    
                    
                        | 650 |  | 
                                    
                    
                        | 667 |  | 
                                    
                    
                        | 680 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 710 |  | 
                                    
                    
                        | 720 |  | 
                                    
                    
                        | 730 |  | 
                                    
                    
                        | 760 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 810 |  | 
                                    
                    
                        | 835 |  | 
                                    
                    
                        | 850 |  | 
                                    
                    
                        | 900 |  | 
                                    
                    
                        | 920 |  | 
                                    
                    
                        | 950 |  | 
                                    
                    
                        | 964 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1060 |  | 
                                    
                    
                        | 1100 |  | 
                                    
                    
                        | 1200 |  | 
                                    
                    
                        | 1300 |  | 
                                    
                    
                        | 1391 |  | 
                                    
                    
                        | 1400 |  | 
                                    
                    
                        | 1600 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 2000 |  | 
                                    
                    
                        | 2100 |  | 
                                    
                    
                        | 2200 |  | 
                                    
                    
                        | 2400 |  | 
                                    
                    
                        | 2429 |  | 
                                    
                    
                        | 2800 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 3800 |  | 
                                    
                    
                        | 4000 |  | 
                                    
                    
                        | 6000 |  | 
                                    
                    
                        | 6500 |  | 
                                    
                    
                        | 7000 |  | 
                                    
                    
                        | 10000 |  | 
                                    
                    
                        | 12000 |  | 
                                    
                    
                        | 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.