| Value | Category | Cases | |
|---|---|---|---|
| 1996 | 273 |
0.3%
|
|
| 1997 | 279 |
0.3%
|
|
| 1998 | 227 |
0.2%
|
|
| 1999 | 333 |
0.3%
|
|
| 2000 | 398 |
0.4%
|
|
| 2001 | 255 |
0.3%
|
|
| 2002 | 372 |
0.4%
|
|
| 2003 | 583 |
0.6%
|
|
| 2004 | 590 |
0.6%
|
|
| 2005 | 884 |
0.9%
|
|
| 2006 | 772 |
0.8%
|
|
| 2007 | 5382 |
5.3%
|
|
| 2008 | 39574 |
38.8%
|
|
| 2009 | 33497 |
32.9%
|
|
| 2010 | 2190 |
2.1%
|
|
| 2011 | 2696 |
2.6%
|
|
| 2012 | 2253 |
2.2%
|
|
| 2013 | 2832 |
2.8%
|
|
| 2014 | 2485 |
2.4%
|
|
| 2015 | 3584 |
3.5%
|
|
| 2016 | 2493 |
2.4%
|
|
| Sysmiss | 59514 |