| Value | Category | Cases | |
|---|---|---|---|
| 0 | 119 |
5.9%
|
|
| 1 | 227 |
11.2%
|
|
| 2 | 590 |
29.2%
|
|
| 3 | 547 |
27.1%
|
|
| 4 | 253 |
12.5%
|
|
| 5 | 169 |
8.4%
|
|
| 6 | 67 |
3.3%
|
|
| 7 | 48 |
2.4%
|
|
| Sysmiss | 764 |