Problem 8-2 Stock Index Performance (LG8-3) On March 9, 2009, the Dow Jones Industrial Average reached a new low at a close of 7,047.30, which was down 90.14 that day. What was the return (in percent) of the stock market that day? (Negative answer should be indicated by a minus sign. Round your answer to 2 decimal places.) Return of stock market %