| Valor | Categoría | Casos | |
|---|---|---|---|
| 0 | Ninguno | 453 |
75.6%
|
| 1 | 115 |
19.2%
|
|
| 2 | 20 |
3.3%
|
|
| 3 | 7 |
1.2%
|
|
| 5 | 1 |
0.2%
|
|
| 8 | 3 |
0.5%
|
|
| Sysmiss | 30446 |