| قيمة | فئة | حالات | |
|---|---|---|---|
| 1 | 438 |
5.4%
|
|
| 10 | 1780 |
21.8%
|
|
| 11 | 2677 |
32.7%
|
|
| 12 | 3280 |
40.1%
|
|
| Sysmiss | 51315 |