| Value | Category | Cases | |
|---|---|---|---|
| 1 | Semanal? | 36 |
1.1%
|
| 2 | Mensual? | 191 |
6%
|
| 3 | Trimestral? | 312 |
9.8%
|
| 4 | Semestral? | 526 |
16.4%
|
| 5 | Anual? | 1609 |
50.3%
|
| 6 | Otra? | 524 |
16.4%
|
| Sysmiss | 39075 |