| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 864 |
72%
|
| 1 | Sometimes | 98 |
8.2%
|
| 2 | Often | 94 |
7.8%
|
| 3 | Always | 64 |
5.3%
|
| 9 | Don't know | 80 |
6.7%
|
| 98 | Refused | 0 |
0%
|