| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 37 |
0.8%
|
| 2 | No | 4607 |
96.7%
|
| 8 | DK | 118 |
2.5%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 239 |