| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | 521 |
33.8%
|
|
| 2 | 350 |
22.7%
|
|
| 3 | 463 |
30.1%
|
|
| 4 | 32 |
2.1%
|
|
| 5 | 68 |
4.4%
|
|
| 6 | 5 |
0.3%
|
|
| 7 | 101 |
6.6%
|