| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | Diaria, semanal o mensual | 458308 |
16.4%
|
| 2 | Trimestral, semestral o anual | 2332794 |
83.6%
|
| 99 | No responde | 0 |
0%
|
| Sysmiss | 1150598 |