| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 2 |
5%
|
|
| 2003 | 1 |
2.5%
|
|
| 2004 | 1 |
2.5%
|
|
| 2006 | 1 |
2.5%
|
|
| 2007 | 1 |
2.5%
|
|
| 2008 | 6 |
15%
|
|
| 2009 | 3 |
7.5%
|
|
| 2010 | 3 |
7.5%
|
|
| 2011 | 2 |
5%
|
|
| 2012 | 3 |
7.5%
|
|
| 2013 | 3 |
7.5%
|
|
| 2014 | 14 |
35%
|
|
| Sysmiss | 1051 |