| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 19 |
2.9%
|
| 2 | No | 637 |
97%
|
| 8 | Don't know | 1 |
0.2%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 343 |