1949 1962 1964 1966 1975 1976 1977 1978 1979 1981 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1998 1999 2001 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017