| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 221 |
18.4%
|
| 1 | Once or twice | 45 |
3.8%
|
| 2 | A few times | 22 |
1.8%
|
| 3 | Often | 28 |
2.3%
|
| 7 | Not Applicable | 878 |
73.2%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don't Know | 5 |
0.4%
|