| Valor | Categoría | Casos | |
|---|---|---|---|
| 0 | 165 |
72.1%
|
|
| 1 | 52 |
22.7%
|
|
| 2 | 6 |
2.6%
|
|
| 3 | 4 |
1.7%
|
|
| 4 | 1 |
0.4%
|
|
| 17 | 1 |
0.4%
|
|
| Sysmiss | 3511 |