1971 - 1980 1976 1977 1978 1979 1980

1981 - 1990 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990

1991 - 2000 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000

2001 - 2010 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010

2011 - 2020 2011 2012 2013 2014 2015 2016 2018 2019 2020

2021 - .... 2021