| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 5 |
0.2%
|
|
| 2 | 4 |
0.1%
|
|
| 3 | 53 |
1.9%
|
|
| 4 | 164 |
5.8%
|
|
| 5 | 511 |
17.9%
|
|
| 6 | 2113 |
74.1%
|
|
| Sysmiss | 890 |