| 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 |
| 5 | |
| 6 | |
| 10 | |
| 11 | |
| 12 | |
| 13.1999998092651 | |
| 14.6000003814697 | |
| 15 | |
| 16.5 | |
| 17.5 | |
| 18 | |
| 18.8999996185303 | |
| 19 | |
| 20 | |
| 21 | |
| 22 | |
| 23 | |
| 24 | |
| 25 | |
| 26 | |
| 26.2000007629395 | |
| 27 | |
| 28 | |
| 29 | |
| 30 | |
| 31.2000007629395 | |
| 33 |