| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 22 |
1.2%
|
| 2 | No | 1613 |
90.7%
|
| 7 | Don't know | 122 |
6.9%
|
| 99 | Missing | 22 |
1.2%
|
| Sysmiss | 1 |