| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a day. | 640 |
16.8%
|
| 2 | At least once a week | 439 |
11.5%
|
| 3 | At least once a month | 210 |
5.5%
|
| 4 | At least once a year. | 19 |
0.5%
|
| Sysmiss | 2506 |