| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 15 |
6.1%
|
| 2 | 5-6 days per week | 34 |
13.9%
|
| 3 | 1-4 days per week | 94 |
38.5%
|
| 4 | 1-3 days per month | 66 |
27%
|
| 5 | less than once a month | 24 |
9.8%
|
| 88 | Refused | 11 |
4.5%
|
| Sysmiss | 1522 |