| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 18 | |
| 57 | |
| 70 | |
| 80 | |
| 100 | |
| 120 | |
| 130 | |
| 150 | |
| 170 | |
| 180 | |
| 200 | |
| 240 | |
| 250 | |
| 260 | |
| 300 | |
| 350 | |
| 400 | |
| 450 | |
| 500 | |
| 600 | |
| 700 | |
| 740 | |
| 800 | |
| 900 | |
| 1000 | |
| 1320 | |
| 1500 | |
| 1680 | |
| 2000 | |
| 2500 | |
| 2600 | |
| 2996 | |
| 3000 | |
| 3048 | |
| 3500 | |
| 4000 | |
| 5000 | |
| 7000 | |
| 8200 | |
| 10000 | |
| 10500 | |
| 12900 | |
| 20000 | |
| 25000 | |
| 40000 | |
| 90000 | |
| 92000 | |
| Sysmiss |