| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 59 |
9.6%
|
| -95 | NA | 109 |
17.7%
|
| 1 | Yes | 77 |
12.5%
|
| 2 | No | 370 |
60.2%
|
| Sysmiss | 1520 |