| Value | Category | Cases | |
|---|---|---|---|
| 1 | Semanal | 28 |
3.8%
|
| 2 | Mensal | 683 |
92.7%
|
| 3 | A cada dois meses | 10 |
1.4%
|
| 4 | Trimestral | 16 |
2.2%
|
| Sysmiss | 3343 |