| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 13 |
0.5%
|
| 0 | Never | 1053 |
43.9%
|
| 1 | Sometimes | 561 |
23.4%
|
| 2 | Often | 293 |
12.2%
|
| 3 | Always | 198 |
8.3%
|
| 9 | Don't know | 282 |
11.8%
|
| 98 | Refused | 0 |
0%
|