| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 136 |
4.9%
|
| 2 | No | 2613 |
94.9%
|
| 8 | Don't know | 1 |
0%
|
| 9 | Don't know | 2 |
0.1%
|
| Sysmiss | 5 |