| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1842 |
76.8%
|
| 1 | Once or twice | 133 |
5.5%
|
| 2 | A few times | 184 |
7.7%
|
| 3 | Often | 239 |
10%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 2 |
0.1%
|