| Value | Category | Cases | |
|---|---|---|---|
| 1 | monthly or less | 1923 |
55.6%
|
| 2 | 2-4 times a month | 818 |
23.6%
|
| 3 | 2-3 times a week | 323 |
9.3%
|
| 4 | 4 or more times a week | 395 |
11.4%
|
| Sysmiss | 2613 |