bio-techne price% difference jan 1 1991 to april 1 1991
amgn price% difference jan 1 1991 to april 1 1991
lh price% difference jan 1 1991 to april 1 1991
wm price% difference jan 1 1991 to april 1 1991
wm price% difference jan 1 1990 to april 1 1991
best returns in the sandp 500 in from jan 1 1990 to dec 1 1990
s and p 500 return 1991 calender year
s and p 500 return 1990 calender year
bio-techne price% difference oct 1 1990 to jan 1 1991
msft price% difference oct 1 1990 to jan 1 1991
wm price% difference oct 1 1990 to jan 1 1991
amgn price% difference oct 1 1990 to jan 1 1991
lh price% difference oct 1 1990 to jan 1 1991
best returns in the sandp 500 in from oct 1 1989 to sep 1 1990
gen price% difference july 1 1990 to oct 1 1990
