| value | category | Casos | |
|---|---|---|---|
| 0 | 539 |
97.5%
|
|
| 1 | 4 |
0.7%
|
|
| 3 | 2 |
0.4%
|
|
| 4 | 2 |
0.4%
|
|
| Sysmiss | 6 |