| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 981 |
81.8%
|
| 1 | Only once | 87 |
7.3%
|
| 2 | A few times | 100 |
8.3%
|
| 3 | Often | 32 |
2.7%
|
| 8 | Refused to answer | 0 |
0%
|
| 9 | Don’t know | 0 |
0%
|