| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 1428 |
59.5%
|
| 1 | Once or twice | 103 |
4.3%
|
| 2 | A few times | 71 |
3%
|
| 3 | Often | 87 |
3.6%
|
| 7 | No experience | 632 |
26.3%
|
| 9 | Don't know | 79 |
3.3%
|
| 998 | Refused | 0 |
0%
|