| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 0 | |
| 50000 | |
| 71935 | |
| 100000 | |
| 113280 | |
| 150000 | |
| 157800 | |
| 300000 | |
| 350000 | |
| 500000 | |
| 1000000 | |
| 1082000 | |
| 1600000 | |
| 1900000 | |
| 2000000 | |
| 2500000 | |
| 2629671 | |
| 2648000 | |
| 2952000 | |
| 3000000 | |
| 5007480 | |
| 9000000 | |
| 9875000 | |
| 11000000 | |
| 11190000 | |
| 15000000 | |
| 17647000 | |
| 20000000 | |
| 23800000 | |
| 100000000 | |
| Sysmiss |