| قيمة | فئة | حالات | |
|---|---|---|---|
| 2016 | 50 |
35%
|
|
| 2017 | 41 |
28.7%
|
|
| 2018 | 12 |
8.4%
|
|
| 2019 | 28 |
19.6%
|
|
| 2020 | 12 |
8.4%
|
|
| Sysmiss | 59347 |