| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | no usa | 568 |
7.7%
|
| 2 | semanal | 1778 |
24%
|
| 3 | mensual | 3752 |
50.7%
|
| 4 | trimestral | 287 |
3.9%
|
| 5 | ocasionalmente | 1018 |
13.8%
|
| Sysmiss | 4125 |