| Value | Category | Cases | |
|---|---|---|---|
| -99 | No response | 1897 |
55.7%
|
| -88 | Doesn | 179 |
5.3%
|
| 0 | Inappropriate response | 905 |
26.6%
|
| 1 | Appropriate response | 426 |
12.5%
|
| Sysmiss | 460 |