| Valor | Categoría | Casos | |
|---|---|---|---|
| 0 | Ninguno | 293 |
84.9%
|
| 1 | 38 |
11%
|
|
| 2 | 9 |
2.6%
|
|
| 3 | 4 |
1.2%
|
|
| 4 | 1 |
0.3%
|
|
| Sysmiss | 1349 |