| Value | Category |
|---|---|
| 0 | |
| 5 | |
| 7 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 1000 | |
| 1500 | |
| 2000 | |
| 3000 | |
| 4000 | |
| 5000 | |
| 6000 | |
| 7000 | |
| 7500 | |
| 10000 | |
| 11000 | |
| 12000 | |
| 13000 | |
| 15000 | |
| 20000 | |
| 25000 | |
| 30000 | |
| 35000 | |
| 39000 | |
| 40000 | |
| 45000 | |
| 50000 | |
| 58000 | |
| 60000 | |
| 70000 | |
| 75000 | |
| 80000 | |
| 100000 | |
| 140000 | |
| 150000 | |
| 200000 | |
| 230000 | |
| 240000 | |
| 250000 | |
| 300000 | |
| 323000 | |
| 350000 | |
| 380000 | |
| 400000 | |
| 450000 | |
| 500000 | |
| Sysmiss |