| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | Less than 1 | 3453 |
27.7%
|
| 1 | 1- | 7134 |
57.1%
|
| 2 | 2- | 1612 |
12.9%
|
| 3 | 3- | 203 |
1.6%
|
| 4 | 4+ | 83 |
0.7%
|