| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 456 |
16.3%
|
| 2 | No | 2301 |
82.4%
|
| 3 | Do not know | 33 |
1.2%
|
| 9 | Unspecified | 4 |
0.1%
|
| Sysmiss | 63834 |