| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 689 |
52.8%
|
| 1 | Once or twice | 183 |
14%
|
| 2 | A few times | 168 |
12.9%
|
| 3 | Often | 175 |
13.4%
|
| 7 | No experience | 78 |
6%
|
| 9 | Don't know | 11 |
0.8%
|
| 998 | Refused | 0 |
0%
|