| Valor | Categoría | Casos | |
|---|---|---|---|
| 0 | 327 |
82.8%
|
|
| 1 | 50 |
12.7%
|
|
| 2 | 6 |
1.5%
|
|
| 3 | 9 |
2.3%
|
|
| 5 | 1 |
0.3%
|
|
| 7 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| Sysmiss | 3345 |