| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 16 | |
| 20 | |
| 25 | |
| 30 | |
| 40 | |
| 45 | |
| 46 | |
| 50 | |
| 55 | |
| 56 | |
| 60 | |
| 65 | |
| 67 | |
| 70 | |
| 73 | |
| 80 | |
| 90 | |
| 92 | |
| 93 | |
| 95 | |
| 96 | |
| 100 | |
| 104 | |
| 109 | |
| 110 | |
| 113 | |
| 120 | |
| 123 | |
| 130 | |
| 134 | |
| 170 | |
| 177 | |
| 180 | |
| 190 | |
| 200 | |
| 220 | |
| 243 | |
| 250 | |
| 260 | |
| 270 | |
| 271 | |
| 300 | |
| 330 | |
| 370 | |
| 387 | |
| 392 | |
| 400 | |
| 420 | |
| 430 | |
| 450 | |
| 498 | |
| 500 | |
| 520 | |
| 535 | |
| 600 | |
| 633 | |
| 665 | |
| 700 | |
| 760 | |
| 850 | |
| 1000 | |
| 1034 | |
| 1277 | |
| 1300 | |
| 1450 | |
| 1500 | |
| 1507 | |
| 2400 | |
| 2500 | |
| 3500 | |
| 4785 | |
| 4800 | |
| 5000 | |
| 7000 | |
| 7790 | |
| 10000 | |
| 11000 | |
| 23000 | |
| Sysmiss |