| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 20 |
3.6%
|
|
| 1 | 335 |
59.9%
|
|
| 2 | 142 |
25.4%
|
|
| 3 | 42 |
7.5%
|
|
| 4 | 12 |
2.1%
|
|
| 5 | 4 |
0.7%
|
|
| 6 | 2 |
0.4%
|
|
| 8 | 2 |
0.4%
|
|
| Sysmiss | 396 |