| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
2.6%
|
|
| 5 | 2 |
5.1%
|
|
| 6 | 4 |
10.3%
|
|
| 7 | 14 |
35.9%
|
|
| 8 | 1 |
2.6%
|
|
| 10 | 9 |
23.1%
|
|
| 12 | 1 |
2.6%
|
|
| 14 | 6 |
15.4%
|
|
| 17 | 1 |
2.6%
|
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Refused to answer | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | 4418 |