| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 675 |
28.1%
|
| 1 | Once or twice | 385 |
16%
|
| 2 | A few times | 320 |
13.3%
|
| 3 | Often | 359 |
15%
|
| 7 | No experience | 632 |
26.3%
|
| 9 | Don't know | 29 |
1.2%
|
| 998 | Refused | 0 |
0%
|