| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 660 |
55%
|
| 1 | Less than once a month | 69 |
5.8%
|
| 2 | A few times a month | 65 |
5.4%
|
| 3 | A few times a week | 131 |
10.9%
|
| 4 | Every day | 271 |
22.6%
|
| 9 | Don't know | 3 |
0.3%
|