| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 356 |
17.5%
|
| 2 | No | 1667 |
81.9%
|
| 3 | Do not know | 11 |
0.5%
|
| 9 | Unspecified | 2 |
0.1%
|
| Sysmiss | 51904 |