| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 |
0.2%
|
|
| 1 | Yes | 147 |
31.7%
|
| 2 | No | 231 |
49.8%
|
| 3 | Not sure | 85 |
18.3%
|
| Sysmiss | 33 |