1988
2001
1989
1980
2002
1977
1984
1994
1997
2004
2005
1970
1981
1982
1986
1994
1976
1981
1979
1982
1998
1992
1981
1986
1994
1990
1977
1982
1972
1991
1982
1983
1977
2006
1974
1974
1977
1976
1978
1978
1987
1985
1986
1984
2010
1980
1976
1985
1983
1996
1970
1974
1983
1975
2004
1996
2005
2000
1999
2016
1989
1988
1991
1991
1991
1995
2000
1990
1985
1984
2010
1987
1990
1996
2016
1982
1986
1991
1992
1991
1975
1998
2018
2003
1989
2007
2004
1967
2020
1989
1980
1990
1989
1983
1980
1989
2009
1984
1981
1983
2006
1987
1984
1981
1996
1984
1992
1976
1972
1985
1978
1980
1973
1990
1972
1977
1987
1989
1988
1985
1985
1976
1988
1993