| Value | Category | Cases | |
|---|---|---|---|
| 1996 | 7 |
0%
|
|
| 1997 | 47 |
0.1%
|
|
| 1998 | 8 |
0%
|
|
| 1999 | 22 |
0.1%
|
|
| 2000 | 84 |
0.3%
|
|
| 2001 | 10 |
0%
|
|
| 2002 | 28 |
0.1%
|
|
| 2003 | 263 |
0.8%
|
|
| 2004 | 34 |
0.1%
|
|
| 2005 | 16 |
0%
|
|
| 2006 | 84 |
0.3%
|
|
| 2007 | 832 |
2.5%
|
|
| 2008 | 10185 |
30.4%
|
|
| 2009 | 10476 |
31.3%
|
|
| 2010 | 979 |
2.9%
|
|
| 2011 | 262 |
0.8%
|
|
| 2012 | 541 |
1.6%
|
|
| 2013 | 451 |
1.3%
|
|
| 2014 | 3509 |
10.5%
|
|
| 2015 | 3865 |
11.5%
|
|
| 2016 | 1777 |
5.3%
|
|
| Sysmiss | 127986 |