| Value | Category | Cases | |
|---|---|---|---|
| 2005 | 28785 |
2.6%
|
|
| 2006 | 98185 |
8.9%
|
|
| 2007 | 115116 |
10.5%
|
|
| 2008 | 130667 |
11.9%
|
|
| 2009 | 144047 |
13.1%
|
|
| 2010 | 159936 |
14.5%
|
|
| 2011 | 193464 |
17.6%
|
|
| 2012 | 223505 |
20.3%
|
|
| 2013 | 5578 |
0.5%
|