| قيمة | فئة | حالات | |
|---|---|---|---|
| 2016 | 24 |
38.7%
|
|
| 2017 | 20 |
32.3%
|
|
| 2018 | 6 |
9.7%
|
|
| 2019 | 8 |
12.9%
|
|
| 2020 | 4 |
6.5%
|
|
| Sysmiss | 15734 |