| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 1 |
0.2%
|
|
| 2 | 7 |
1.7%
|
|
| 3 | 17 |
4.2%
|
|
| 4 | 31 |
7.7%
|
|
| 5 | 347 |
86.1%
|
|
| Sysmiss | 28 |