| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 88 |
7.3%
|
| 1 | Once or twice | 163 |
13.6%
|
| 2 | A few times | 192 |
16%
|
| 3 | Often | 173 |
14.4%
|
| 7 | No experience | 563 |
46.9%
|
| 9 | Don't know | 21 |
1.8%
|
| 998 | Refused | 0 |
0%
|