| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 245 |
1%
|
| 2 | Monthly | 403 |
1.6%
|
| 3 | Yearly | 1114 |
4.5%
|
| 4 | Less often | 2136 |
8.7%
|
| 5 | Not at all | 20694 |
84.1%
|
| Sysmiss | 516 |