| Value | Category | 
                                    
                    
                        | -9 | Don't Know | 
                                    
                    
                        | -8 | Refused | 
                                    
                    
                        | -5 | Not Applicable | 
                                    
                    
                        | -3 | Missing | 
                                    
                    
                        | 3 |  | 
                                    
                    
                        | 30 |  | 
                                    
                    
                        | 35 |  | 
                                    
                    
                        | 40 |  | 
                                    
                    
                        | 45 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 54 |  | 
                                    
                    
                        | 56 |  | 
                                    
                    
                        | 60 |  | 
                                    
                    
                        | 70 |  | 
                                    
                    
                        | 72 |  | 
                                    
                    
                        | 75 |  | 
                                    
                    
                        | 80 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 95 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 108 |  | 
                                    
                    
                        | 110 |  | 
                                    
                    
                        | 112 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 130 |  | 
                                    
                    
                        | 135 |  | 
                                    
                    
                        | 138 |  | 
                                    
                    
                        | 140 |  | 
                                    
                    
                        | 142 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 160 |  | 
                                    
                    
                        | 165 |  | 
                                    
                    
                        | 166 |  | 
                                    
                    
                        | 170 |  | 
                                    
                    
                        | 179 |  | 
                                    
                    
                        | 180 |  | 
                                    
                    
                        | 185 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 210 |  | 
                                    
                    
                        | 220 |  | 
                                    
                    
                        | 225 |  | 
                                    
                    
                        | 230 |  | 
                                    
                    
                        | 250 |  | 
                                    
                    
                        | 260 |  | 
                                    
                    
                        | 269 |  | 
                                    
                    
                        | 270 |  | 
                                    
                    
                        | 280 |  | 
                                    
                    
                        | 290 |  | 
                                    
                    
                        | 292 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 310 |  | 
                                    
                    
                        | 320 |  | 
                                    
                    
                        | 330 |  | 
                                    
                    
                        | 335 |  | 
                                    
                    
                        | 340 |  | 
                                    
                    
                        | 350 |  | 
                                    
                    
                        | 360 |  | 
                                    
                    
                        | 370 |  | 
                                    
                    
                        | 380 |  | 
                                    
                    
                        | 390 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 410 |  | 
                                    
                    
                        | 420 |  | 
                                    
                    
                        | 450 |  | 
                                    
                    
                        | 460 |  | 
                                    
                    
                        | 470 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 506 |  | 
                                    
                    
                        | 510 |  | 
                                    
                    
                        | 550 |  | 
                                    
                    
                        | 570 |  | 
                                    
                    
                        | 580 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 620 |  | 
                                    
                    
                        | 630 |  | 
                                    
                    
                        | 650 |  | 
                                    
                    
                        | 660 |  | 
                                    
                    
                        | 680 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 710 |  | 
                                    
                    
                        | 750 |  | 
                                    
                    
                        | 761 |  | 
                                    
                    
                        | 780 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 810 |  | 
                                    
                    
                        | 860 |  | 
                                    
                    
                        | 880 |  | 
                                    
                    
                        | 900 |  | 
                                    
                    
                        | 930 |  | 
                                    
                    
                        | 980 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1040 |  | 
                                    
                    
                        | 1070 |  | 
                                    
                    
                        | 1100 |  | 
                                    
                    
                        | 1200 |  | 
                                    
                    
                        | 1300 |  | 
                                    
                    
                        | 1400 |  | 
                                    
                    
                        | 1500 |  | 
                                    
                    
                        | 1600 |  | 
                                    
                    
                        | 1700 |  | 
                                    
                    
                        | 1740 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 1900 |  | 
                                    
                    
                        | 1980 |  | 
                                    
                    
                        | 2000 |  | 
                                    
                    
                        | 2050 |  | 
                                    
                    
                        | 2400 |  | 
                                    
                    
                        | 2500 |  | 
                                    
                    
                        | 2700 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 3500 |  | 
                                    
                    
                        | 5000 |  | 
                                    
                    
                        | 6000 |  | 
                                    
                    
                        | 9000 |  | 
                                    
                    
                        | 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.