| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 4 |
2.3%
|
| 2 | 5-6 days per week | 6 |
3.5%
|
| 3 | 1-4 days per week | 20 |
11.6%
|
| 4 | 1-3 days per week | 51 |
29.5%
|
| 5 | Less than once a month | 82 |
47.4%
|
| 6 | Other | 10 |
5.8%
|
| Sysmiss | 178 |