| Value | Category | Cases | |
|---|---|---|---|
| 0 | 523 |
8.9%
|
|
| 1 | 1847 |
31.4%
|
|
| 2 | 1411 |
24%
|
|
| 3 | 966 |
16.4%
|
|
| 4 | 548 |
9.3%
|
|
| 5 | 250 |
4.3%
|
|
| 6 | 147 |
2.5%
|
|
| 7 | 188 |
3.2%
|
|
| Sysmiss | 1091 |