| Value | Category | 
|---|---|
| -9 | Don't Know | 
| -8 | Refused | 
| -5 | Not Applicable | 
| -3 | Missing | 
| 10 | |
| 20 | |
| 40 | |
| 50 | |
| 70 | |
| 120 | |
| 180 | |
| 190 | |
| 200 | |
| 210 | |
| 220 | |
| 340 | |
| 400 | |
| 420 | |
| 600 | |
| 620 | |
| 650 | |
| 760 | |
| 800 | |
| 820 | |
| 840 | |
| 850 | |
| 870 | |
| 880 | |
| 900 | |
| 910 | |
| 920 | |
| 940 | |
| 960 | |
| 1000 | |
| 1070 | |
| 1200 | |
| 1500 | |
| 1700 | |
| 1740 | |
| 1800 | |
| 2000 | |
| 2008 | |
| 2610 | |
| 3000 | |
| 3440 | |
| 5200 | |
| 5900 | |
| Sysmiss |