| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2217 |
91.3%
|
| 1 | Only once | 98 |
4%
|
| 2 | A few times | 72 |
3%
|
| 3 | Often | 22 |
0.9%
|
| 9 | Don't know | 19 |
0.8%
|