Wed, 22 to Sun, 26 April 2020 Wed, 24 to Sun, 28 April 2019 Thu, 26 to Sun, 29 April 2018 Thu, 27 to Sun, 30 April 2017 Wed, 22 to Sun, 26 April 2015 Wed, 23 to Sun, 27 April 2014 Wed, 24 to Sun, 28 April 2013 Wed, 25 to Sun, 29 April 2012 Wed, 27 April to Sun, 1 May 2011 Wed, 21 to Sun, 25 April 2010 Wed, 22 to Sun, 26 April 2009 Thu, 24 to Sun, 27 April 2008 Thu, 26 to Sun, 29 April 2007 Thu, 27 to Sun, 30 April 2006 Wed, 18 to Sun, 22 May 2005 Thu, 28 April to Sun, 1 May 2005 Thu, 22 to Sun, 25 April 2004 Thu, 24 to Sun, 27 April 2003 Thu, 27 April 2000 Thu, 22 April 1999 Sun, 26 April 1998 Tue, 29 April 1986 Fri, 3 June 1983