| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 18 |
3.5%
|
| 2 | No | 489 |
95%
|
| 8 | DK | 3 |
0.6%
|
| 9 | Missing | 5 |
1%
|
| Sysmiss | 15655 |