| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 410 |
8.9%
|
| 2 | No | 4175 |
90.8%
|
| 8 | DK | 1 |
0%
|
| 9 | Missing | 10 |
0.2%
|
| Sysmiss | 3323 |