| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 816 |
68%
|
| 1 | Once or twice | 22 |
1.8%
|
| 2 | A few times | 11 |
0.9%
|
| 3 | Often | 4 |
0.3%
|
| 7 | Not Applicable | 345 |
28.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 2 |
0.2%
|