| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 |
0.4%
|
| 0 | Never | 890 |
74.2%
|
| 1 | Sometimes | 136 |
11.3%
|
| 2 | Often | 73 |
6.1%
|
| 3 | Always | 50 |
4.2%
|
| 7 | Not applicable | 1 |
0.1%
|
| 9 | Don't know | 45 |
3.8%
|
| 998 | Refused | 0 |
0%
|