| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don?t remember | 1 |
1.2%
|
| 0 | Frequently | 38 |
44.7%
|
| 1 | Sometimes | 29 |
34.1%
|
| 2 | Rarely | 4 |
4.7%
|
| 3 | Never | 13 |
15.3%
|
| Sysmiss | 35 |