| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 491 |
40.9%
|
| 1 | Once or twice | 83 |
6.9%
|
| 2 | A few times | 129 |
10.8%
|
| 3 | Often | 300 |
25%
|
| 7 | No experience | 135 |
11.3%
|
| 9 | Don't know | 62 |
5.2%
|
| 998 | Refused | 0 |
0%
|