| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 14 |
8.9%
|
| 2 | once or twice in the past month | 10 |
6.4%
|
| 3 | about once a week | 16 |
10.2%
|
| 4 | 2 or 3 times a week | 10 |
6.4%
|
| 5 | almost every day | 76 |
48.4%
|
| 6 | every day | 31 |
19.7%
|
| 99 | n/a | 0 |
0%
|
| Sysmiss | 5298 |