| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 1789 |
41.1%
|
| 2 | once or twice in the past month | 493 |
11.3%
|
| 3 | about once a week | 311 |
7.1%
|
| 4 | 2 or 3 times a week | 329 |
7.5%
|
| 5 | almost every day | 706 |
16.2%
|
| 6 | every day | 730 |
16.8%
|
| 99 | n/a | 0 |
0%
|
| Sysmiss | 1097 |