| Valor | Categoría | Casos | |
|---|---|---|---|
| 15 | 2 |
4.3%
|
|
| 16 | 12 |
25.5%
|
|
| 17 | 14 |
29.8%
|
|
| 18 | 18 |
38.3%
|
|
| 19 | 1 |
2.1%
|
|
| Sysmiss | 20463 |