| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1043 |
86.9%
|
| 1 | Only once | 62 |
5.2%
|
| 2 | A few times | 55 |
4.6%
|
| 3 | Often | 36 |
3%
|
| 9 | Dont know | 4 |
0.3%
|
| 998 | Refused | 0 |
0%
|