| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 15 | |
| 16 | |
| 20 | |
| 40 | |
| 45 | |
| 48 | |
| 50 | |
| 54 | |
| 60 | |
| 65 | |
| 67 | |
| 70 | |
| 74 | |
| 75 | |
| 78 | |
| 80 | |
| 83 | |
| 87 | |
| 100 | |
| 110 | |
| 120 | |
| 130 | |
| 140 | |
| 144 | |
| 150 | |
| 160 | |
| 163 | |
| 180 | |
| 200 | |
| 220 | |
| 240 | |
| 250 | |
| 275 | |
| 300 | |
| 313 | |
| 350 | |
| 360 | |
| 400 | |
| 420 | |
| 432 | |
| 450 | |
| 500 | |
| 525 | |
| 550 | |
| 560 | |
| 570 | |
| 600 | |
| 800 | |
| 820 | |
| 880 | |
| 910 | |
| 960 | |
| 1000 | |
| 1100 | |
| 1150 | |
| 1160 | |
| 1200 | |
| 1350 | |
| 1400 | |
| 1500 | |
| 2000 | |
| 2640 | |
| 2950 | |
| 3000 | |
| 6515 | |
| 7668 | |
| 13000 | |
| 25000 | |
| Sysmiss |