| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 1 |
7.1%
|
|
| 2007 | 1 |
7.1%
|
|
| 2010 | 1 |
7.1%
|
|
| 2011 | 3 |
21.4%
|
|
| 2012 | 1 |
7.1%
|
|
| 2014 | 6 |
42.9%
|
|
| 2015 | 1 |
7.1%
|
|
| Sysmiss | 1486 |