| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 |
2.4%
|
| 2 | No | 837 |
94.2%
|
| 8 | DK | 31 |
3.5%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 40 |