| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 4 |
0.9%
|
|
| 2 | 14 |
3.3%
|
|
| 3 | 33 |
7.7%
|
|
| 4 | 57 |
13.4%
|
|
| 5 | 318 |
74.6%
|
|
| Sysmiss | 29 |