| Value | Category | Cases | |
|---|---|---|---|
| 0 | 230 |
24.9%
|
|
| 1 | 68 |
7.4%
|
|
| 2 | 76 |
8.2%
|
|
| 3 | 60 |
6.5%
|
|
| 4 | 47 |
5.1%
|
|
| 5 | 56 |
6.1%
|
|
| 6 | 43 |
4.7%
|
|
| 7 | 344 |
37.2%
|
|
| Sysmiss | 977 |