lly lowest close price from 1987 to 1990
lly lowest close price from 1986 to 1990
lly highest close price from 1986 to 1990
ptf airr qqq in 2013
ptf airr qqq in 2014
microsoft stock price january 1988
ptf airr qqq in 2015
ptf airr qqq in 2016
ptf airr qqq in 2017
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