Please answer in excel with formulas! Thank you

.2 Total returns (in decimal form) for the S&P500 are reported below for 2000-2009. This 10-year period has been called the "Lost Decade." (a) Calculate the average annual total return (geometric mean) for this index for this 10-year period. Interpret your result. (b) What was the cumulative wealth on December 31,2009 , per dollar invested on January 1, 2000? (c) What was the cumulative wealth on December 31,2002 , per dollar invested on January 1, 2000? (d) Given a $100 investment in the S\&P.500 Index on January 1, 2000, in what year did this investment finally break above $100