| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 1 |
9.1%
|
|
| 2011 | 1 |
9.1%
|
|
| 2013 | 3 |
27.3%
|
|
| 2014 | 5 |
45.5%
|
|
| 2015 | 1 |
9.1%
|
|
| Sysmiss | 221 |