| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 101 |
2.5%
|
| 2 | No | 3816 |
94.8%
|
| 8 | DK | 107 |
2.7%
|
| 9 | Missing | 1 |
0%
|
| Sysmiss | 1160 |