| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1044 |
7.4%
|
|
| 2 | 3655 |
25.9%
|
|
| 3 | 6800 |
48.2%
|
|
| 4 | 2597 |
18.4%
|
|
| Sysmiss | 191 |