1991
1972
1995
1998
1990
1994
1996
1971
1995
1988
1992
1969
1977
1988
1988
1999
1996
2008
2002
1997
1990
1983
1993
1994
1973
1978
1983
1989
1994
1972
1997
1992
2001
1990
1981
1998
1974
1992
1988
1973
1970
1984
1994
1973
1980
1987
1974
1969
1989
1982
1985
1987
1976
1979
1978
1976
Comments