| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | Alta | 713 |
20%
|
| 2 | Media | 652 |
18.3%
|
| 3 | Baja | 399 |
11.2%
|
| 4 | No experimentado | 1797 |
50.5%
|
| Sysmiss | 2714 |