| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1503 |
24.2%
|
|
| 1 | 642 |
10.3%
|
|
| 2 | 2378 |
38.3%
|
|
| 3 | 1089 |
17.5%
|
|
| 4 | 601 |
9.7%
|
|
| Sysmiss | 2782 |