| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 808 |
77.1%
|
| 1 | Once or twice | 77 |
7.3%
|
| 2 | A few times | 41 |
3.9%
|
| 3 | Often | 54 |
5.2%
|
| 4 | 0 |
0%
|
|
| 7 | No experience | 61 |
5.8%
|
| 9 | Don't know | 7 |
0.7%
|
| 998 | 998.000000 | 0 |
0%
|