| Valor | Categoría | Casos | |
|---|---|---|---|
| 15 | 8 |
9.1%
|
|
| 16 | 22 |
25%
|
|
| 17 | 25 |
28.4%
|
|
| 18 | 32 |
36.4%
|
|
| 19 | 1 |
1.1%
|
|
| Sysmiss | 20422 |