| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 486 |
37.3%
|
| 1 | Once or twice | 122 |
9.4%
|
| 2 | A few times | 162 |
12.4%
|
| 3 | Often | 104 |
8%
|
| 7 | No experience | 385 |
29.5%
|
| 9 | Don't know | 45 |
3.5%
|
| 998 | Refused | 0 |
0%
|