| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 4 |
1%
|
|
| 2 | 6 |
1.5%
|
|
| 3 | 3 |
0.7%
|
|
| 4 | 27 |
6.5%
|
|
| 5 | 373 |
90.3%
|
|
| Sysmiss | 18 |