| Value | Category |
|---|---|
| 0 | |
| 1 | |
| 5 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 500 | |
| 700 | |
| 750 | |
| 1000 | |
| 1400 | |
| 1500 | |
| 2000 | |
| 2500 | |
| 3000 | |
| 3200 | |
| 3500 | |
| 4000 | |
| 4500 | |
| 5000 | |
| 6000 | |
| 7000 | |
| 7500 | |
| 8000 | |
| 9000 | |
| 10000 | |
| 11000 | |
| 12000 | |
| 12700 | |
| 15000 | |
| 16000 | |
| 18000 | |
| 20000 | |
| 30000 | |
| 35000 | |
| 40000 | |
| 45000 | |
| 50000 | |
| 75000 | |
| 100000 | |
| 150000 | |
| 170000 | |
| 176000 | |
| 250000 | |
| 300000 | |
| Sysmiss |