| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. never | 150 |
4.8%
|
| 2 | 2. once in the 5 days | 738 |
23.4%
|
| 3 | 3. every 2-3 days | 857 |
27.2%
|
| 4 | 4. once every day | 744 |
23.6%
|
| 5 | 5. a number of times every day | 665 |
21.1%
|
| Sysmiss | 1384 |