| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 0 | |
| 2000000 | |
| 2400000 | |
| 2500000 | |
| 3000000 | |
| 5000000 | |
| 10000000 | |
| 12000000 | |
| 15000000 | |
| 18565000 | |
| 25000000 | |
| 30000000 | |
| 34000000 | |
| 40000000 | |
| 42000000 | |
| 50000000 | |
| 51600000 | |
| 60000000 | |
| 75600000 | |
| 80000000 | |
| 107000000 | |
| 170000000 | |
| 204000000 | |
| 240000000 | |
| 400000000 | |
| 420000000 | |
| 430000000 | |
| 500000000 | |
| 690000000 | |
| 1674000000 | |
| 5300000000 | |
| Sysmiss |