| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 300 |
25%
|
| 1 | Less than once a month | 88 |
7.3%
|
| 2 | A few times a month | 98 |
8.2%
|
| 3 | A few times a week | 312 |
26%
|
| 4 | Every day | 400 |
33.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 2 |
0.2%
|