| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 12 |
3.4%
|
| 2 | 5-6 days per week | 28 |
7.9%
|
| 3 | 3-4 days per week | 28 |
7.9%
|
| 4 | 1-2 days per week | 88 |
24.8%
|
| 5 | 1-3 days per month | 74 |
20.8%
|
| 6 | Less than once a month | 113 |
31.8%
|
| 88 | Refused | 12 |
3.4%
|
| Sysmiss | 1801 |