| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1765 |
74%
|
| 1 | Only once | 119 |
5%
|
| 2 | A few times | 171 |
7.2%
|
| 3 | Often | 129 |
5.4%
|
| 9 | Don’t know | 202 |
8.5%
|
| 98 | Refused | 0 |
0%
|