| Value | Category | Cases | |
|---|---|---|---|
| 1 | Semanal? | 85 |
3%
|
| 2 | Mensual? | 235 |
8.3%
|
| 3 | Trimestral? | 341 |
12%
|
| 4 | Semestral? | 450 |
15.8%
|
| 5 | Anual? | 1308 |
46.1%
|
| 6 | Otra? | 421 |
14.8%
|
| Sysmiss | 39433 |