| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 584 |
48.7%
|
| 1 | Once or twice | 365 |
30.4%
|
| 2 | A few times | 131 |
10.9%
|
| 3 | Often | 119 |
9.9%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don't Know | 0 |
0%
|