| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 2 |
0.9%
|
|
| 2 | 12 |
5.2%
|
|
| 3 | 26 |
11.2%
|
|
| 4 | 48 |
20.6%
|
|
| 5 | 145 |
62.2%
|
|
| Sysmiss | 198 |