| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 712 |
29.7%
|
| 1 | Once or twice | 206 |
8.6%
|
| 2 | A few times | 213 |
8.9%
|
| 3 | Often | 306 |
12.8%
|
| 7 | No experience | 877 |
36.5%
|
| 9 | Don't know | 86 |
3.6%
|
| 998 | Refused | 0 |
0%
|