| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 9 |
18.4%
|
|
| 2 | 12 |
24.5%
|
|
| 3 | 11 |
22.4%
|
|
| 4 | 17 |
34.7%
|
|
| Sysmiss | 9795 |