| Value | Category | Cases | |
|---|---|---|---|
| 2002 | 26 |
0.1%
|
|
| 2003 | 1841 |
8.8%
|
|
| 2004 | 4259 |
20.3%
|
|
| 2005 | 4021 |
19.2%
|
|
| 2006 | 3383 |
16.1%
|
|
| 2007 | 3689 |
17.6%
|
|
| 2008 | 2558 |
12.2%
|
|
| 2009 | 840 |
4%
|
|
| 2010 | 260 |
1.2%
|
|
| 2011 | 81 |
0.4%
|
|
| 2012 | 14 |
0.1%
|
|
| 9996 | 9996. Not applicable | 0 |
0%
|
| 9999 | 9999. Missing | 1 |
0%
|