| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2232 |
26.5%
|
| 2 | No | 6094 |
72.5%
|
| 3 | Do not know | 61 |
0.7%
|
| 9 | Unspecified | 23 |
0.3%
|
| Sysmiss | 201507 |