| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 451 |
32.1%
|
|
| 1 | 741 |
52.8%
|
|
| 2 | 124 |
8.8%
|
|
| 3 | 47 |
3.3%
|
|
| 4 | 14 |
1%
|
|
| 5 | 10 |
0.7%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 4 |
0.3%
|
|
| 8 | 6 |
0.4%
|
|
| 10 | 2 |
0.1%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|