| Value | Category | Cases | |
|---|---|---|---|
| 1 | Semanal? | 143 |
1.3%
|
| 2 | Mensual? | 451 |
4.1%
|
| 3 | Semestral? | 1823 |
16.4%
|
| 4 | Anual? | 8058 |
72.5%
|
| 5 | Otra? | 641 |
5.8%
|
| Sysmiss | 98594 |