| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 18 |
6.3%
|
| 2 | No | 261 |
91.6%
|
| 3 | Don't know | 4 |
1.4%
|
| 4 | Refused | 2 |
0.7%
|
| Sysmiss | 715 |