| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1311 |
10.3%
|
|
| 2 | 3870 |
30.5%
|
|
| 3 | 5742 |
45.2%
|
|
| 4 | 1768 |
13.9%
|
|
| Sysmiss | 3879 |