| Value | Category |
|---|---|
| -9 | Don't know |
| -8 | Refusal |
| -7 | Does not apply |
| 4750 | |
| 500000 | |
| 560000 | |
| 700000 | |
| 800000 | |
| 1000000 | |
| 1100000 | |
| 2000000 | |
| 2350000 | |
| 2400000 | |
| 2500000 | |
| 3000000 | |
| 3500000 | |
| 4000000 | |
| 4500000 | |
| 4700000 | |
| 4800000 | |
| 5000000 | |
| 5400000 | |
| 9600000 | |
| 14000000 | |
| 16450000 | |
| 18000000 | |
| 18400000 | |
| 23500000 | |
| 50000000 | |
| 188000000 | |
| 235000000 | |
| 509000000 | |
| 47000000000 | |
| Sysmiss |