| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 820 |
51.8%
|
|
| 1 | 540 |
34.1%
|
|
| 2 | 201 |
12.7%
|
|
| 3 | 16 |
1%
|
|
| 4 | 5 |
0.3%
|