| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, every 15 days | 47 |
19.2%
|
| 2 | No, between 15 days and one month | 79 |
32.2%
|
| 3 | No, more than one month | 118 |
48.2%
|
| 9 | Missing | 1 |
0.4%
|
| Sysmiss | 14174 |