| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1087 |
90.6%
|
| 1 | Only once | 51 |
4.3%
|
| 2 | A few times | 47 |
3.9%
|
| 3 | Often | 15 |
1.3%
|
| 8 | Refused to answer | 0 |
0%
|
| 9 | Don’t know | 0 |
0%
|