| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 337 |
5.3%
|
|
| 2011 | 1085 |
17%
|
|
| 2012 | 1418 |
22.2%
|
|
| 2013 | 1507 |
23.6%
|
|
| 2014 | 1509 |
23.6%
|
|
| 2015 | 528 |
8.3%
|