| Value | Category | Cases | |
|---|---|---|---|
| 2000 | 1 |
3.1%
|
|
| 2001 | 1 |
3.1%
|
|
| 2002 | 1 |
3.1%
|
|
| 2006 | 1 |
3.1%
|
|
| 2007 | 1 |
3.1%
|
|
| 2015 | 12 |
37.5%
|
|
| 2016 | 10 |
31.3%
|
|
| 2017 | 5 |
15.6%
|
|
| Sysmiss | 5326 |