| قيمة | فئة | حالات | |
|---|---|---|---|
| 2012 | 1 |
4.8%
|
|
| 2013 | 1 |
4.8%
|
|
| 2014 | 5 |
23.8%
|
|
| 2015 | 14 |
66.7%
|
|
| Sysmiss | 5 |