| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 3 |
0.7%
|
|
| 2 | 2 |
0.5%
|
|
| 3 | 11 |
2.7%
|
|
| 4 | 37 |
9%
|
|
| 5 | 358 |
87.1%
|
|
| Sysmiss | 20 |