| Value | Category | Cases | |
|---|---|---|---|
| 1995 | 1 |
0.5%
|
|
| 1996 | 2 |
1%
|
|
| 1998 | 1 |
0.5%
|
|
| 1999 | 7 |
3.6%
|
|
| 2000 | 26 |
13.3%
|
|
| 2001 | 17 |
8.7%
|
|
| 2002 | 1 |
0.5%
|
|
| 2003 | 1 |
0.5%
|
|
| 2004 | 1 |
0.5%
|
|
| 2005 | 2 |
1%
|
|
| 2006 | 23 |
11.7%
|
|
| 2007 | 8 |
4.1%
|
|
| 2008 | 1 |
0.5%
|
|
| 2009 | 6 |
3.1%
|
|
| 2010 | 1 |
0.5%
|
|
| 2011 | 5 |
2.6%
|
|
| 2012 | 2 |
1%
|
|
| 2013 | 9 |
4.6%
|
|
| 2014 | 82 |
41.8%
|
|
| Sysmiss | 5 |