| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 0 | |
| 300000 | |
| 350000 | |
| 600000 | |
| 2000000 | |
| 2500000 | |
| 3000000 | |
| 4000000 | |
| 4185000 | |
| 5000000 | |
| 5500000 | |
| 7500000 | |
| 9000000 | |
| 10000000 | |
| 15900000 | |
| 17000000 | |
| 21000000 | |
| 23000000 | |
| 33000000 | |
| 34000000 | |
| 35000000 | |
| 50000000 | |
| 80000000 | |
| 111000000 | |
| 150000000 | |
| Sysmiss |