| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
1.1%
|
|
| 1 | 9 |
0.9%
|
|
| 2 | 41 |
4%
|
|
| 3 | 84 |
8.2%
|
|
| 4 | 206 |
20.1%
|
|
| 5 | 283 |
27.7%
|
|
| 6 | 282 |
27.6%
|
|
| 7 | 107 |
10.5%
|
|
| Sysmiss | 1122 |