| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 983 |
41%
|
| 1 | Once or twice | 284 |
11.8%
|
| 2 | A few times | 241 |
10%
|
| 3 | Often | 208 |
8.7%
|
| 7 | No experience | 675 |
28.1%
|
| 9 | Don't know | 9 |
0.4%
|
| 998 | Refused | 0 |
0%
|