| Value | Category |
|---|---|
| -9 | do not know |
| 1970 | |
| 2500 | |
| 10000 | |
| 25000 | |
| 34000 | |
| 50000 | |
| 70000 | |
| 90000 | |
| 120000 | |
| 180000 | |
| 200000 | |
| 215000 | |
| 250000 | |
| 300000 | |
| 350000 | |
| 360000 | |
| 450000 | |
| 500000 | |
| 600000 | |
| 700000 | |
| 895000 | |
| 1000000 | |
| 1100000 | |
| 1200000 | |
| 1350000 | |
| 1500000 | |
| 1600000 | |
| 2000000 | |
| 2400000 | |
| 2500000 | |
| 2730000 | |
| 3000000 | |
| 4000000 | |
| 4200000 | |
| 5000000 | |
| 6100000 | |
| 7000000 | |
| 12200000 | |
| 14000000 | |
| 60000000 | |
| Sysmiss |