| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 2 |
2.2%
|
|
| 2005 | 3 |
3.4%
|
|
| 2006 | 2 |
2.2%
|
|
| 2007 | 1 |
1.1%
|
|
| 2008 | 7 |
7.9%
|
|
| 2009 | 4 |
4.5%
|
|
| 2010 | 15 |
16.9%
|
|
| 2011 | 6 |
6.7%
|
|
| 2012 | 13 |
14.6%
|
|
| 2013 | 10 |
11.2%
|
|
| 2014 | 16 |
18%
|
|
| 2015 | 8 |
9%
|
|
| 2016 | 2 |
2.2%
|
|
| Sysmiss | 12318 |