| Value | Category | Cases | |
|---|---|---|---|
| 0 | 82 |
3.7%
|
|
| 1 | 548 |
24.7%
|
|
| 2 | 780 |
35.1%
|
|
| 3 | 477 |
21.5%
|
|
| 4 | 244 |
11%
|
|
| 5 | 92 |
4.1%
|
|
| Sysmiss | 6 |