| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 13 |
0.4%
|
| 2 | No | 2409 |
77.3%
|
| 8 | Not applicable | 686 |
22%
|
| 9 | I don't know | 9 |
0.3%
|
| Sysmiss | 5 |