| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 2059 |
86.6%
|
| 1 | Only once | 113 |
4.8%
|
| 2 | A few times | 80 |
3.4%
|
| 3 | Often | 39 |
1.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 87 |
3.7%
|