| Valor | Categoría | Casos | |
|---|---|---|---|
| 2009 | 18257 |
98.4%
|
|
| 2008 | 290 |
1.6%
|
|
| 2007 | 11 |
0.1%
|
|
| 2006 | 1 |
0%
|
|
| 2001 | 1 |
0%
|