s and p 500 monthly returns for 2001
s and p 500 monthly returns for 2000
s and p 500 monthly returns for 1999
s and p 500 monthly returns for 1998
s and p 500 monthly returns for 1997
s and p 500 monthly returns for 1996
s and p 500 monthly returns for 1995
s and p 500 monthly returns for 1994
s and p 500 monthly returns for 1993
s and p 500 monthly returns for 1992
s and p 500 monthly returns for 1991
s and p 500 monthly returns for 1990
s and p 500 monthly returns for 1989
s and p 500 monthly returns for 1988
s and p 500 monthly returns for 1987
