| Value | Category | Cases | |
|---|---|---|---|
| 0 | 72 |
4.1%
|
|
| 1 | 370 |
21.1%
|
|
| 2 | 253 |
14.4%
|
|
| 3 | 270 |
15.4%
|
|
| 4 | 128 |
7.3%
|
|
| 5 | 659 |
37.6%
|
|
| Sysmiss | 23060 |