| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1084 |
7.9%
|
|
| 2 | 3910 |
28.4%
|
|
| 3 | 6610 |
47.9%
|
|
| 4 | 2185 |
15.8%
|
|
| Sysmiss | 498 |