| Value | Category |
|---|---|
| 1 | Pension from public retirement fund |
| 2 | Your own earnings |
| 3 | Income from leasing and selling property |
| 4 | Support from children, relatives, acquaintances |
| 5 | Pension from an entreprise |
| 6 | Your own savings |
| 7 | Support from church, charitable organizations |
| 8 | Pension from private retirement fund |
| 9 | Other (what exaclty?) |
| 99 | Don't know |
| Sysmiss |