| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2517 |
20.9%
|
|
| 1 | 2344 |
19.5%
|
|
| 2 | 1695 |
14.1%
|
|
| 3 | 1436 |
11.9%
|
|
| 4 | 1252 |
10.4%
|
|
| 5 | 1107 |
9.2%
|
|
| 6 | 663 |
5.5%
|
|
| 7 | 1021 |
8.5%
|
|
| Sysmiss | 32 |