| Value | Category | Cases | |
|---|---|---|---|
| 2004 | 1 |
6.7%
|
|
| 2005 | 1 |
6.7%
|
|
| 2008 | 1 |
6.7%
|
|
| 2010 | 1 |
6.7%
|
|
| 2011 | 1 |
6.7%
|
|
| 2012 | 3 |
20%
|
|
| 2013 | 3 |
20%
|
|
| 2014 | 4 |
26.7%
|
|
| Sysmiss | 94 |