| Value | Category |
|---|---|
| -9 | don't know |
| -8 | refused to answer |
| -7 | not applicable |
| -6 | still in process |
| -5 | application denied |
| -4 | skipped |
| -3 | not provided |
| 4 | |
| 6 | |
| 12 | |
| 14 | |
| 18 | |
| 24 | |
| 30 | |
| 36 | |
| 40 | |
| 42 | |
| 44 | |
| 45 | |
| 46 | |
| 48 | |
| 49 | |
| 50 | |
| 51 | |
| 52 | |
| 53 | |
| 54 | |
| 55 | |
| 56 | |
| 60 | |
| 62 | |
| 63 | |
| 64 | |
| 65 | |
| 66 | |
| 68 | |
| 69 | |
| 70 | |
| 72 | |
| 77 | |
| 78 | |
| 80 | |
| 81 | |
| 84 | |
| 85 | |
| 90 | |
| 91 | |
| 95 | |
| 96 | |
| 97 | |
| 98 | |
| 100 | |
| 105 | |
| 112 | |
| 119 | |
| 120 | |
| 144 | |
| 168 | |
| Sysmiss |