| Value | Category | Cases | |
|---|---|---|---|
| 0 | 735 |
14.9%
|
|
| 1 | 667 |
13.6%
|
|
| 2 | 1145 |
23.3%
|
|
| 3 | 989 |
20.1%
|
|
| 4 | 410 |
8.3%
|
|
| 5 | 241 |
4.9%
|
|
| 6 | 84 |
1.7%
|
|
| 7 | 648 |
13.2%
|
|
| Sysmiss | 3 |