| 2017 |  |
| 2016 | |
| 2015 |  |
| 2014 |  |
| 2013 |    |
| 2012 |   |
| 2011 |   |
| 2010 |    |
| 2009 |   |
| 2008 |   |
| 2007 | |
| 2006 | |
| 2005 |    |
| 2004 |  |
| 2003 |  |
| 2002 | |
| 2001 | |
| 2000 |  |
| 2017 | 1 | | | | | | | | | 1 | | | |
| 2016 | - | | | | | | | | | | | | |
| 2015 | 1 | | | 1 | | | | | | | | | |
| 2014 | 3 | | | 1 | 1 | 1 | | | | | | | |
| 2013 | 3 | | | | 1 | | | | | 1 | | | 1 |
| 2012 | 4 | | 2 | | | | | 1 | | 1 | | | |
| 2011 | 2 | 1 | | | | | | | | 1 | | | |
| 2010 | 4 | 2 | 1 | | | | | | | 1 | | | |
| 2009 | 4 | | | | | 1 | 1 | | 1 | | | | 1 |
| 2008 | 4 | | | | | | 1 | | 2 | | | | 1 |
| 2007 | - | | | | | | | | | | | | |
| 2006 | - | | | | | | | | | | | | |
| 2005 | 1 | | | | | | | | | | | 1 | |
| 2004 | 1 | | | | | | 1 | | | | | | |
| 2003 | 1 | | | | | | 1 | | | | | | |
| 2002 | - | | | | | | | | | | | | |
| 2001 | - | | | | | | | | | | | | |
| 2000 | 2 | | | | | | | | 2 | | | | |
| | 31 | | | | | | | | | | | | |