| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 109 |
2.6%
|
| 2 | No | 3735 |
89.7%
|
| 8 | DK | 317 |
7.6%
|
| 9 | Missing | 1 |
0%
|
| Sysmiss | 262 |