| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 Never | 28 |
2%
|
| 1 | 1 Sometimes | 48 |
3.4%
|
| 2 | 2 Often | 22 |
1.6%
|
| 3 | 3 Always | 180 |
12.8%
|
| Sysmiss | 1130 |
80.3%
|