| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 774 |
66.7%
|
| 1 | Once or twice | 102 |
8.8%
|
| 2 | A few times | 95 |
8.2%
|
| 3 | Often | 18 |
1.6%
|
| 7 | No experience | 172 |
14.8%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|