| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 534 |
22.6%
|
| 1 | Once or twice | 419 |
17.7%
|
| 2 | A few times | 381 |
16.1%
|
| 3 | Often | 164 |
6.9%
|
| 7 | No experience | 849 |
35.9%
|
| 9 | Don't know | 16 |
0.7%
|
| 998 | Refused | 0 |
0%
|