| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 2207 |
92.1%
|
| 1 | Only once | 98 |
4.1%
|
| 2 | A few times | 67 |
2.8%
|
| 3 | Often | 21 |
0.9%
|
| 9 | Don’t know | 4 |
0.2%
|
| 98 | Refused | 0 |
0%
|