1971
1995-1999
1999
1995
late 1970s and 1980s
1973-1983
c.1998
1975
1968-1985
1969
1975-1985
1997
1968
1980
1980-1989
1985
1970-1981
1984
1986
1998
1968-1971
1973
1996
1982
1990s
1976-1982
1970
1990-1998