| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
0.6%
|
|
| 1 | 471 |
16.3%
|
|
| 2 | 556 |
19.2%
|
|
| 3 | 526 |
18.2%
|
|
| 4 | 297 |
10.3%
|
|
| 5 | 132 |
4.6%
|
|
| 6 | 892 |
30.9%
|
|
| Sysmiss | 22693 |