| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 135 |
6%
|
| 2 | No | 1647 |
73.5%
|
| 9 | Missing | 458 |
20.4%
|
| 98 | Not applicable | 0 |
0%
|
| Sysmiss | 7187 |