| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1666 |
19.6%
|
| 2 | No | 5932 |
70%
|
| 3 | Don't know | 371 |
4.4%
|
| 4 | Not applicable | 510 |
6%
|
| Sysmiss | 92 |