| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 35 |
7.1%
|
| 2 | No | 96 |
19.6%
|
| 3 | 19 |
3.9%
|
|
| 9 | Missing | 341 |
69.5%
|
| 98 | Not applicable | 0 |
0%
|
| Sysmiss | 8936 |