| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 776 |
32.3%
|
| 1 | Once or twice | 143 |
6%
|
| 2 | A few times | 396 |
16.5%
|
| 3 | Often | 231 |
9.6%
|
| 7 | Not applicable | 850 |
35.4%
|
| 8 | Refused | 3 |
0.1%
|
| 9 | Don't Know | 1 |
0%
|