| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 4 |
10.3%
|
|
| 2 | 7 |
17.9%
|
|
| 3 | 21 |
53.8%
|
|
| 4 | 7 |
17.9%
|
|
| Sysmiss | 9805 |