| Value | Category | Cases | |
|---|---|---|---|
| 0 | No usa | 122 |
7.8%
|
| 1 | 1416 |
90.1%
|
|
| 2 | 28 |
1.8%
|
|
| 3 | 6 |
0.4%
|
|
| Sysmiss | 1 |