| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 11 |
0.1%
|
|
| 2001 | 802 |
5.5%
|
|
| 2002 | 973 |
6.6%
|
|
| 2003 | 921 |
6.3%
|
|
| 2004 | 1000 |
6.8%
|
|
| 2005 | 880 |
6%
|
|
| 2006 | 1049 |
7.1%
|
|
| 2007 | 780 |
5.3%
|
|
| 2008 | 1065 |
7.2%
|
|
| 2009 | 915 |
6.2%
|
|
| 2010 | 1285 |
8.7%
|
|
| 2011 | 1440 |
9.8%
|
|
| 2012 | 1627 |
11.1%
|
|
| 2013 | 1536 |
10.5%
|
|
| 2014 | 98 |
0.7%
|
|
| 9998 | DK | 103 |
0.7%
|
| Sysmiss | 205 |
1.4%
|