please show all work and not in excel format

A mutual fund has the following net asset values and cash distributions: cash contributions Year 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 net asset value (year end) $13.38 14.06 12.27 14.62 15.63 16.65 15.98 20.01 23.08 26.93 28.93 $1.15 0.84 0.71 1.02 1.26 1.40 1.19 0.61 2.80 0.49 Calculate the annual holding period return for each year listed. Starting with an initial index value of 100, compute a total return index for the end of 1992 through the end of 2002. Find the arithmetic mean and geometric mean. Why are the two different? What does each measure