| Value | Category | Cases | |
|---|---|---|---|
| 1996 | 582 |
0.8%
|
|
| 1997 | 2128 |
2.8%
|
|
| 1998 | 3059 |
4%
|
|
| 1999 | 2782 |
3.6%
|
|
| 2000 | 2659 |
3.4%
|
|
| 2001 | 3526 |
4.6%
|
|
| 2002 | 1892 |
2.4%
|
|
| 2003 | 3308 |
4.3%
|
|
| 2004 | 3377 |
4.4%
|
|
| 2005 | 3809 |
4.9%
|
|
| 2006 | 4297 |
5.6%
|
|
| 2007 | 3429 |
4.4%
|
|
| 2008 | 4794 |
6.2%
|
|
| 2009 | 5410 |
7%
|
|
| 2010 | 3035 |
3.9%
|
|
| 2011 | 7163 |
9.3%
|
|
| 2012 | 3260 |
4.2%
|
|
| 2013 | 12224 |
15.8%
|
|
| 2014 | 2696 |
3.5%
|
|
| 2015 | 2733 |
3.5%
|
|
| 2016 | 1205 |
1.6%
|
|
| Sysmiss | 187424 |