| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 319 |
26.6%
|
| 1 | Once or twice | 248 |
20.7%
|
| 2 | A few times | 268 |
22.4%
|
| 3 | Often | 285 |
23.8%
|
| 7 | No experience | 76 |
6.3%
|
| 9 | Don't know | 2 |
0.2%
|
| 998 | Refused | 0 |
0%
|