| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2260 |
13%
|
|
| 1 | 3430 |
19.7%
|
|
| 2 | 6030 |
34.6%
|
|
| 3 | 5710 |
32.8%
|
|
| Sysmiss | 17938 |