| Valor | Categoría | Casos | |
|---|---|---|---|
| 0 | 696 |
42%
|
|
| 1 | 872 |
52.6%
|
|
| 2 | 79 |
4.8%
|
|
| 3 | 11 |
0.7%
|
|
| 4 | 1 |
0.1%
|
|
| Sysmiss | 47041 |