| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 702 |
60.5%
|
| 1 | Once or twice | 28 |
2.4%
|
| 2 | A few times | 29 |
2.5%
|
| 3 | Often | 20 |
1.7%
|
| 7 | No experience | 352 |
30.3%
|
| 9 | Don't know | 30 |
2.6%
|
| 998 | Refused | 0 |
0%
|