| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. never | 459 |
10.5%
|
| 2 | 2. less than once a week | 100 |
2.3%
|
| 3 | 3. once a week | 2845 |
65%
|
| 4 | 4. 2-4 times per week | 481 |
11%
|
| 5 | 5. every day | 354 |
8.1%
|
| 6 | 6. twice a day | 139 |
3.2%
|
| Sysmiss | 160 |