| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very Often | 10 |
0.3%
|
| 2 | Often | 34 |
0.9%
|
| 3 | Sometimes | 268 |
7.4%
|
| 4 | Rarely | 571 |
15.8%
|
| 5 | Never | 2720 |
75.5%
|
| Sysmiss | 1052 |