| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4223 |
90.4%
|
| 2 | No | 158 |
3.4%
|
| 8 | DK | 290 |
6.2%
|
| 9 | Missing | 2 |
0%
|
| Sysmiss | 895 |