Assume the following information concerning two stocks that make up an index. What is the value-weighted return for the index? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Omit the "%" sign in your response.) Price per Share Shares Outstanding Beginning of Year End of Year Kirk, Inc. 37,000 $ 53 $ 57 Picard Co. 27,000 79 84