| Value | Category | Cases | |
|---|---|---|---|
| 0 | 68 |
3.3%
|
|
| 1 | 163 |
8%
|
|
| 2 | 348 |
17.1%
|
|
| 3 | 545 |
26.7%
|
|
| 4 | 442 |
21.7%
|
|
| 5 | 341 |
16.7%
|
|
| 6 | 120 |
5.9%
|
|
| 7 | 13 |
0.6%
|
|
| Sysmiss | 4696 |