| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | 340 |
16.3%
|
|
| 2 | 185 |
8.9%
|
|
| 3 | 578 |
27.7%
|
|
| 4 | 214 |
10.3%
|
|
| 5 | 277 |
13.3%
|
|
| 6 | 452 |
21.7%
|
|
| 7 | 41 |
2%
|