| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 130 |
5.4%
|
| 1 | Once or twice | 161 |
6.7%
|
| 2 | A few times | 406 |
16.9%
|
| 3 | Often | 816 |
34%
|
| 7 | Not applicable | 886 |
36.9%
|
| 8 | Refuse to answer | 0 |
0%
|
| 9 | Don't know | 1 |
0%
|