| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | once daily | 310 | 343 |
9%
|
| 2 | once weekly | 253 | 282 |
7.4%
|
| 3 | once monthly | 63 | 72 |
1.9%
|
| 4 | once yearly | 4 | 3 |
0.1%
|
| Sysmiss | 3181 | 3111 |