| Value | Category | Cases | |
|---|---|---|---|
| 2003 | 43 |
2.8%
|
|
| 2004 | 47 |
3%
|
|
| 2005 | 75 |
4.8%
|
|
| 2006 | 46 |
3%
|
|
| 2007 | 57 |
3.7%
|
|
| 2008 | 89 |
5.7%
|
|
| 2009 | 80 |
5.1%
|
|
| 2010 | 140 |
9%
|
|
| 2011 | 169 |
10.9%
|
|
| 2012 | 152 |
9.8%
|
|
| 2013 | 193 |
12.4%
|
|
| 2014 | 187 |
12%
|
|
| 2015 | 279 |
17.9%
|
|
| Sysmiss | 1071 |