| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 443 |
34%
|
| 1 | Once or twice | 72 |
5.5%
|
| 2 | A few times | 166 |
12.7%
|
| 3 | Often | 178 |
13.7%
|
| 7 | No experience | 385 |
29.5%
|
| 9 | Don't know | 60 |
4.6%
|
| 998 | Refused | 0 |
0%
|