| Value | Category | Cases | |
|---|---|---|---|
| 1 | 874 |
6.1%
|
|
| 2 | 3560 |
25%
|
|
| 3 | 6905 |
48.4%
|
|
| 4 | 2927 |
20.5%
|
|
| Sysmiss | 2174 |