1968
1992
1982
1970
1975
1967
1980
1972
1975
1970
1968
1993
1972
1967
1993
1983
2001
1999
1970
1979
1969
1993
1976
1975
1975
1969
1971
1979
1977
1980
1993
1992
1992
1984
1998
1977
1976
1977
1969
1983
1982
1973
1973
1976
1971
1973
1971
1973
1972
1970
1972
1976
1974
1971
1975
1972
1966
1976
1974
1974
1967
1979
1979
1977
1976
1975
1975
1975
1975
1974
1974
1974
1974
1974
1973
1952
1996
1982