1969
1986
1986
1968
1975
1976
1977
1978
1989
1973
1972
1975
1975
1984
1970
1971
1973
1976
1970
1970
2021
2001
1974
1971
1976
1988
1987
1972
1974
1979
1989
1978
1998
1970
1975
1972
1974
1973
1978
1975
1979
1974
1988
1971
1978
2000
1992
1978
1982
1975
1993
2009
1979
1977
1968
1979
1976
1978
1977
1988
1985
1978
1978
1975
1972
1980
1975
2016
1973
1973
1975
1982
2007
1971
1988
1978
1985
1986
1994
1970
2015
1982
2001
Comments