| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 0 | |
| 1 | |
| 3000 | |
| 28922 | |
| 44900 | |
| 70000 | |
| 80750 | |
| 100000 | |
| 150569 | |
| 160000 | |
| 191395 | |
| 200000 | |
| 230000 | |
| 296892 | |
| 300000 | |
| 400000 | |
| 500000 | |
| 600000 | |
| 900000 | |
| 1000000 | |
| 1009258 | |
| 1023454 | |
| 1157998 | |
| 1321947 | |
| 3636832 | |
| 5000000 | |
| 6100000 | |
| 6161663 | |
| 6900000 | |
| 12607583 | |
| 15782676 | |
| 18300000 | |
| 20000000 | |
| 25438705 | |
| Sysmiss |