| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 3 |
0.2%
|
| 1 | Often | 99 |
8%
|
| 2 | Sometimes | 515 |
41.6%
|
| 3 | Rarely | 261 |
21.1%
|
| 4 | Never | 358 |
28.9%
|