| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 551 |
45.9%
|
| 1 | Once or twice | 157 |
13.1%
|
| 2 | A few times | 109 |
9.1%
|
| 3 | Often | 117 |
9.8%
|
| 7 | Not applicable | 266 |
22.2%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 0 |
0%
|