Consider the three stocks in the following table. Pt represents price at time t, and Qt represents shares outstanding at time t. Stock C splits two-for-one in the last period. P0 Q0 P1 Q1 P2 Q2 A 96 100 101 100 101 100 B 56 200 51 200 51 200 C 112 200 122 200 61 400 (Do not round intermediate calculations. Enter your answer in percentage points. Round your answers to 2 decimal places.) Calculate the first-period rates of return on a market-value weighted index.