| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 26 |
0.9%
|
|
| 2 | 36 |
1.3%
|
|
| 3 | 169 |
5.9%
|
|
| 4 | 546 |
19.2%
|
|
| 5 | 991 |
34.8%
|
|
| 6 | 1081 |
37.9%
|
|
| Sysmiss | 891 |