| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1252 |
8.1%
|
|
| 2 | 4377 |
28.4%
|
|
| 3 | 7484 |
48.6%
|
|
| 4 | 2296 |
14.9%
|
|
| Sysmiss | 1161 |