| Valor | Categoría | Casos | |
|---|---|---|---|
| 2011 | 3 |
6.7%
|
|
| 2012 | 5 |
11.1%
|
|
| 2013 | 2 |
4.4%
|
|
| 2014 | 4 |
8.9%
|
|
| 2015 | 9 |
20%
|
|
| 2016 | 22 |
48.9%
|
|
| Sysmiss | 12 |