| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 20 |
0.6%
|
| 2 | No | 2409 |
77.3%
|
| 8 | Not applicable | 681 |
21.8%
|
| 9 | I don't know | 7 |
0.2%
|
| Sysmiss | 5 |