| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4840 |
40.5%
|
|
| 1 | 2939 |
24.6%
|
|
| 2 | 3390 |
28.4%
|
|
| 3 | 775 |
6.5%
|
|
| Sysmiss | 38533 |