| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 159 |
4%
|
| 2 | No | 3707 |
92.1%
|
| 8 | DK | 157 |
3.9%
|
| 9 | Missing | 2 |
0%
|
| Sysmiss | 1160 |