| Valor | Categoría | Casos | |
|---|---|---|---|
| 3 | Permanecer igual | 353 |
90.5%
|
| 9 | No sabe | 21 |
5.4%
|
| 1 | Aumentar | 10 |
2.6%
|
| 2 | Disminuir | 6 |
1.5%
|
| Sysmiss | 23 |