| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1271 |
53%
|
| 1 | Once or twice | 160 |
6.7%
|
| 2 | A few times | 132 |
5.5%
|
| 3 | Often | 122 |
5.1%
|
| 7 | Not applicable | 714 |
29.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 1 |
0%
|