| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1886 |
78.6%
|
| 1 | Only once | 195 |
8.1%
|
| 2 | A few times | 242 |
10.1%
|
| 3 | Often | 73 |
3%
|
| 9 | Don't know | 4 |
0.2%
|
| 98 | Refused | 0 |
0%
|