| Value | Category | Cases | |
|---|---|---|---|
| -99 | No response | 487 |
14.3%
|
| -88 | Doesn | 62 |
1.8%
|
| 0 | Inappropriate response | 725 |
21.3%
|
| 1 | Appropriate response | 2133 |
62.6%
|
| Sysmiss | 460 |