| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 623 |
51.9%
|
| 1 | Once or twice | 209 |
17.4%
|
| 2 | A few times | 200 |
16.7%
|
| 3 | Often | 166 |
13.8%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don't Know | 1 |
0.1%
|