| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 754 |
60%
|
| 1 | Once or twice | 34 |
2.7%
|
| 2 | A few times | 24 |
1.9%
|
| 3 | Often | 38 |
3%
|
| 7 | No experience | 367 |
29.2%
|
| 9 | Don't know | 39 |
3.1%
|
| 998 | Refused | 0 |
0%
|