| Value | Category |
|---|---|
| -9 | Don't know (SPONTANEOUS) |
| -8 | REFUSE |
| 0 | |
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 8 | |
| 9 | |
| 10 | |
| 12 | |
| 13 | |
| 14 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |
| 22 | |
| 23 | |
| 24 | |
| 25 | |
| 26 | |
| 27 | |
| 28 | |
| 29 | |
| 30 | |
| 33 | |
| 35 | |
| 36 | |
| 40 | |
| 42 | |
| 45 | |
| 47 | |
| 50 | |
| 55 | |
| 60 | |
| 65 | |
| 70 | |
| 72 | |
| 75 | |
| 79 | |
| 80 | |
| 82 | |
| 88 | |
| 89 | |
| 90 | |
| 100 | |
| 110 | |
| 115 | |
| 120 | |
| 133 | |
| 140 | |
| 145 | |
| 150 | |
| 160 | |
| 165 | |
| 180 | |
| 200 | |
| 220 | |
| 225 | |
| 228 | |
| 230 | |
| 235 | |
| 240 | |
| 250 | |
| 260 | |
| 330 | |
| 350 | |
| 400 | |
| 403 | |
| 420 | |
| 500 | |
| 600 | |
| 730 | |
| 1100 | |
| 1150 | |
| Sysmiss |