| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 620 |
86.7%
|
|
| 1 | 31 |
4.3%
|
|
| 2 | 36 |
5%
|
|
| 3 | 11 |
1.5%
|
|
| 4 | 13 |
1.8%
|
|
| 5 | 1 |
0.1%
|
|
| 6 | 2 |
0.3%
|
|
| 7 | 1 |
0.1%
|