Some examples from each year

1966 1967 1968 1969 1969-2

1970 1971 1972 1973

1974 1975 1976 1977

1978 1979 1980 1990

1991 1992 1993 1994

1995 1996 1997 1998

1999 2000 2001 2002

2003 2004 2005 2006

2007