| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2539 |
3.3%
|
|
| 2 | 5106 |
6.7%
|
|
| 3 | 16349 |
21.4%
|
|
| 4 | 22583 |
29.5%
|
|
| 5 | 27312 |
35.7%
|
|
| 9 | No informa | 2675 |
3.5%
|
| Sysmiss | 33719 |