| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 575 |
54.9%
|
| 1 | Once or twice | 244 |
23.3%
|
| 2 | A few times | 83 |
7.9%
|
| 3 | Often | 81 |
7.7%
|
| 4 | 0 |
0%
|
|
| 7 | No experience | 60 |
5.7%
|
| 9 | Don't know | 5 |
0.5%
|
| 998 | 998.000000 | 0 |
0%
|