| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1947 |
81.1%
|
| 1 | Sometimes | 216 |
9%
|
| 2 | Often | 48 |
2%
|
| 3 | Always | 44 |
1.8%
|
| 7 | Not applicable | 73 |
3%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don’t know | 70 |
2.9%
|