| Value | Category | Cases | |
|---|---|---|---|
| 0 | 831 |
19%
|
|
| 1 | 1393 |
31.9%
|
|
| 2 | 1551 |
35.5%
|
|
| 3 | 487 |
11.1%
|
|
| 4 | 102 |
2.3%
|
|
| 5 | 7 |
0.2%
|
|
| Sysmiss | 90 |