| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 484 |
16.7%
|
|
| 2 | 160 |
5.5%
|
|
| 3 | 1946 |
67%
|
|
| 4 | 314 |
10.8%
|
|
| Sysmiss | 6940 |