| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | 142 |
16.1%
|
|
| 2 | 91 |
10.3%
|
|
| 3 | 278 |
31.6%
|
|
| 4 | 94 |
10.7%
|
|
| 5 | 105 |
11.9%
|
|
| 6 | 159 |
18.1%
|
|
| 7 | 11 |
1.3%
|