| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | 310 |
21.7%
|
|
| 2 | 163 |
11.4%
|
|
| 3 | 187 |
13.1%
|
|
| 4 | 145 |
10.1%
|
|
| 5 | 98 |
6.8%
|
|
| 6 | 528 |
36.9%
|