| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1852 |
37.7%
|
|
| 1 | 956 |
19.5%
|
|
| 2 | 830 |
16.9%
|
|
| 3 | 553 |
11.3%
|
|
| 4 | 362 |
7.4%
|
|
| 5 | 209 |
4.3%
|
|
| 6 | 144 |
2.9%
|
|
| Sysmiss | 3538 |