| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 122 |
7.7%
|
|
| 1 | 286 |
18.1%
|
|
| 2 | 1075 |
68%
|
|
| 3 | 96 |
6.1%
|
|
| 4 | 3 |
0.2%
|