| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 144 |
12%
|
| 1 | Sometimes | 588 |
49%
|
| 2 | Often | 178 |
14.8%
|
| 3 | Always | 264 |
22%
|
| 9 | Don't know | 25 |
2.1%
|
| 98 | Refused | 0 |
0%
|