| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 1 | |
| 20 | |
| 30 | |
| 33 | |
| 38 | |
| 40 | |
| 45 | |
| 46 | |
| 47 | |
| 50 | |
| 52 | |
| 56 | |
| 60 | |
| 64 | |
| 70 | |
| 78 | |
| 80 | |
| 81 | |
| 90 | |
| 100 | |
| 115 | |
| 120 | |
| 124 | |
| 130 | |
| 136 | |
| 137 | |
| 150 | |
| 180 | |
| 189 | |
| 200 | |
| 220 | |
| 240 | |
| 243 | |
| 248 | |
| 250 | |
| 300 | |
| 350 | |
| 400 | |
| 500 | |
| 510 | |
| 550 | |
| 565 | |
| 596 | |
| 600 | |
| 621 | |
| 650 | |
| 700 | |
| 709 | |
| 762 | |
| 800 | |
| 850 | |
| 900 | |
| 940 | |
| 1000 | |
| 1180 | |
| 1500 | |
| 1600 | |
| 2000 | |
| 2500 | |
| 3000 | |
| 3524 | |
| 6000 | |
| 6483 | |
| 18000 | |
| Sysmiss |