| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 23 |
3.4%
|
|
| 1 | 254 |
38.1%
|
|
| 2 | 215 |
32.2%
|
|
| 3 | 120 |
18%
|
|
| 4 | 48 |
7.2%
|
|
| 5 | 6 |
0.9%
|
|
| 6 | 1 |
0.1%
|