| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 18 |
5%
|
| 2 | No | 335 |
92.8%
|
| 8 | Don't know | 7 |
1.9%
|
| 9 | Refused | 1 |
0.3%
|
| Sysmiss | 639 |