| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 1542 |
12.3%
|
| 2 | once or twice in the past month | 1920 |
15.4%
|
| 3 | about once a week | 1459 |
11.7%
|
| 4 | 2 or 3 times a week | 1504 |
12%
|
| 5 | almost every day | 4084 |
32.7%
|
| 6 | every day | 1972 |
15.8%
|
| 99 | n/a | 17 |
0.1%
|
| Sysmiss | 9798 |