| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 1000 | |
| 1300 | |
| 1600 | |
| 2000 | |
| 3000 | |
| 4000 | |
| 7000 | |
| 8000 | |
| 8600 | |
| 10000 | |
| 14000 | |
| 15000 | |
| 17000 | |
| 20000 | |
| 30000 | |
| 35000 | |
| 40000 | |
| 45000 | |
| 50000 | |
| 54000 | |
| 60000 | |
| 70000 | |
| 80000 | |
| 86000 | |
| 94000 | |
| 100000 | |
| 180000 | |
| 200000 | |
| 250000 | |
| 430000 | |
| 500000 | |
| 574000 | |
| 1000000 | |
| 1600000 | |
| 2800000 | |
| 3000000 | |
| Sysmiss |