1978
1977
1989
1981
1988
1973
1981
1984
1987
1987
1977
1979
1971
1968
1982
1979
1977
2002
1954
1983
2009
1956
1986
1989
1956
1974
1957
1953
1975
1982
1977
1984
1966
1969
1989
1998
1984
1978
1984
1972
1980
1984
1960
1994
1995
1965
1972
1980
1991
1977
1991
1990
1985
1958
1979
1986
1966
1986
1979
1987
1986
1989
1983
1991
1989
1983
1981
1972
1984
1981
1991
1991
1989
1954
1991
1988
1970
1990
1991
1980
1988
1986
1955
1975
1977
1987
1998
1983
1994
1953
1957
1954
1981
1982
1989
1986
1976
2003
1985
1981
1980
1978
1985
1972
1974
1976
1953
1981
1975
1975
1970
1974
1972
1969
1992
1986
1980
1977
1997
1985
1979
1984
1987
1992
1990
1989
1973
1978
1995
1978
1980
1986
1988
Comments