| 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 |
| 0 | |
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 8 | |
| 10 | |
| 12 | |
| 14 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |
| 24 | |
| 26 | |
| 27 | |
| 28 | |
| 29 | |
| 30 | |
| 31 | |
| 34 | |
| 36 | |
| 39 | |
| 40 | |
| 53 | |
| 55 | |
| 56 | |
| 60 | |
| 67 | |
| 70 | |
| 75 | |
| 80 | |
| 85 | |
| 91 | |
| 110 | |
| 124 | |
| 138 | |
| 140 | |
| 150 | |
| Sysmiss |