| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4 |
0.1%
|
| 2 | No | 2589 |
82.9%
|
| 8 | Not applicable | 522 |
16.7%
|
| 9 | Don't know | 1 |
0%
|
| Sysmiss | 6 |