| Value | Category | Cases | |
|---|---|---|---|
| 1 | 865 |
5.6%
|
|
| 2 | 2968 |
19.3%
|
|
| 3 | 7831 |
50.8%
|
|
| 4 | 3748 |
24.3%
|
|
| Sysmiss | 1158 |