| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 648 |
49.7%
|
| 1 | Once or twice | 111 |
8.5%
|
| 2 | A few times | 92 |
7.1%
|
| 3 | Often | 57 |
4.4%
|
| 7 | No experience | 385 |
29.5%
|
| 9 | Don't know | 11 |
0.8%
|
| 998 | Refused | 0 |
0%
|