1977
1974
1975
1988
1995
1989
1968
1977
1989
1979
1968
1984
1984
1980
1966
1980
1969
1970
1968
1968
1968
1963
1996
1995
1974
1967
1993
1978
1981
1982
1978
1977
1978
1968
1963
1965
1975
1997
1976
1977
1974
1980
1983
1983
1984
1975
1979
1984
1974
1976
1970
1997
1972
1976
1977
1975
1972
1969
1977
1978
1980
1987
1967
1963
Comments