| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5502 |
7.2%
|
|
| 2 | 12073 |
15.8%
|
|
| 3 | 28326 |
37%
|
|
| 4 | 18415 |
24.1%
|
|
| 5 | 9210 |
12%
|
|
| 9 | No informa | 3038 |
4%
|
| Sysmiss | 33719 |