| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don?t remember | 0 |
0%
|
| -88 | Other (specify) | 2 |
100%
|
| 1 | CM | 0 |
0%
|
| 2 | VRP | 0 |
0%
|
| Sysmiss | 2133 |