| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 18 |
81.8%
|
|
| 2 | 1 |
4.5%
|
|
| 3 | 1 |
4.5%
|
|
| 4 | 1 |
4.5%
|
|
| 12 | 1 |
4.5%
|
|
| Sysmiss | 1311 |