- 1942 1 post
- 1961 1 post
- 1971 1 post
- 1977 2 posts
- 1980 1 post
- 1983 1 post
- 1986 1 post
- 1990 1 post
- 1993 2 posts
- 1995 2 posts
- 1999 3 posts
- 2002 1 post
- 2003 4 posts
- 2005 2 posts
- 2006 1 post
- 2007 2 posts
- 2008 3 posts
- 2010 1 post
- 2011 4 posts
- 2012 27 posts
- 2013 29 posts
- 2014 12 posts
- 2015 3 posts
- 2016 3 posts
- 2017 7 posts
- 2018 4 posts
- 2019 6 posts
- 2020 2 posts
- 2021 11 posts