| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 |
0.7%
|
| 2 | No | 2571 |
89.7%
|
| 8 | DK | 52 |
1.8%
|
| 9 | Missing | 20 |
0.7%
|
| Sysmiss | 202 |
7%
|