| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 55 |
1.5%
|
| 2 | 5-6 days per week | 40 |
1.1%
|
| 3 | 1-4 days per week | 595 |
15.8%
|
| 4 | 1-3 days per month | 1562 |
41.5%
|
| 5 | Less than once a month | 1050 |
27.9%
|
| 6 | 2-3 times a year | 305 |
8.1%
|
| 7 | Once a year | 115 |
3.1%
|
| 96 | Other | 42 |
1.1%
|
| Sysmiss | 755 |