| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 368 |
15.3%
|
| 1 | Once or twice | 318 |
13.3%
|
| 2 | A few times | 643 |
26.8%
|
| 3 | Often | 792 |
33%
|
| 7 | No experience | 279 |
11.6%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|