| Valor | Categoría | Casos | |
|---|---|---|---|
| 2 | 1 |
0%
|
|
| 3 | Sí | 1927 |
17.3%
|
| 4 | No | 9227 |
82.7%
|
| 9 | Ignorado | 0 |
0%
|
| Sysmiss | 30029 |