| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 32 |
2.9%
|
| 1 | Yes | 1075 |
96.2%
|
| 8 | Don't know | 10 |
0.9%
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 17 |