| قيمة | فئة | حالات | |
|---|---|---|---|
| 2016 | 170 |
27.5%
|
|
| 2017 | 134 |
21.6%
|
|
| 2018 | 116 |
18.7%
|
|
| 2019 | 91 |
14.7%
|
|
| 2020 | 85 |
13.7%
|
|
| 2021 | 23 |
3.7%
|
|
| Sysmiss | 58871 |