| Valor | Categoría | Casos | |
|---|---|---|---|
| 2006 | 87122 |
4.8%
|
|
| 2007 | 103796 |
5.8%
|
|
| 2008 | 127996 |
7.1%
|
|
| 2009 | 341841 |
18.9%
|
|
| 2010 | 503236 |
27.9%
|
|
| 2011 | 640434 |
35.5%
|