| Value | Category |
|---|---|
| 0 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 30 | |
| 50 | |
| 60 | |
| 75 | |
| 100 | |
| 150 | |
| 200 | |
| 250 | |
| 300 | |
| 350 | |
| 400 | |
| 500 | |
| 520 | |
| 600 | |
| 700 | |
| 800 | |
| 950 | |
| 1000 | |
| 1300 | |
| 1500 | |
| 1600 | |
| 2000 | |
| 2500 | |
| 3000 | |
| 3500 | |
| 4000 | |
| 5000 | |
| 5700 | |
| 7000 | |
| 7500 | |
| 8000 | |
| 8500 | |
| 9000 | |
| 10000 | |
| 11500 | |
| 12000 | |
| 14000 | |
| 15000 | |
| 17500 | |
| 19000 | |
| 20000 | |
| 30000 | |
| Sysmiss |