| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1152 |
8.4%
|
|
| 2 | 3943 |
28.6%
|
|
| 3 | 6296 |
45.7%
|
|
| 4 | 2398 |
17.4%
|
|
| Sysmiss | 498 |