| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 339 |
26.5%
|
| 1 | Once or twice | 170 |
13.3%
|
| 2 | A few times | 162 |
12.7%
|
| 3 | Often | 108 |
8.5%
|
| 7 | No experience | 494 |
38.7%
|
| 9 | Don't know | 5 |
0.4%
|
| 998 | Refused | 0 |
0%
|