| Value | Category | Cases | |
|---|---|---|---|
| 1 | Card | 16 |
6.2%
|
| 2 | Recall | 230 |
89.1%
|
| 7 | Missing | 0 |
0%
|
| 9 | Don't know | 12 |
4.7%
|
| Sysmiss | 6763 |