| Value | Category | 
|---|---|
| -9 | Don't know | 
| -8 | Refusal | 
| -7 | Does not apply | 
| 0 | |
| 100000 | |
| 300000 | |
| 2400000 | |
| 2467000 | |
| 2500000 | |
| 4000000 | |
| 4436000 | |
| 4800000 | |
| 6000000 | |
| 7000000 | |
| 7500000 | |
| 10000000 | |
| 12000000 | |
| 14400000 | |
| 14568000 | |
| 21120000 | |
| 21858160 | |
| 25000000 | |
| 43300000 | |
| 45200000 | |
| 56473664 | |
| 62000000 | |
| 75267000 | |
| 81000000 | |
| 96000000 | |
| 128000000 | |
| Sysmiss |