| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 546 |
45.5%
|
| 1 | Once or twice | 115 |
9.6%
|
| 2 | A few times | 86 |
7.2%
|
| 3 | Often | 49 |
4.1%
|
| 7 | No experience | 395 |
32.9%
|
| 9 | Don't know | 9 |
0.8%
|
| 998 | Refused | 0 |
0%
|