| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1142 |
5.6%
|
|
| 2 | 2882 |
14%
|
|
| 3 | 3973 |
19.4%
|
|
| 4 | 12524 |
61%
|
|
| Sysmiss | 170 |