| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | sà | 471 |
1.9%
|
| 2 | no | 2858 |
11.4%
|
| 3 | no aplica | 21697 |
86.7%
|
| 9 | no informa | 0 |
0%
|
| Sysmiss | 8210 |