| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Unknown | 12 |
1.2%
|
| 1 | Often | 14 |
1.4%
|
| 2 | Sometimes | 49 |
4.8%
|
| 3 | Rarely | 114 |
11.1%
|
| 4 | Never | 834 |
81.5%
|