i need to find the arithmetic and geometric growth rate will you help?

Find both the arithmetic growth rate and the geometric growth rate of the dividends for Custer's Ice Cream Shoppes. (Click on the following icon in order to copy its contents into a spreadsheet.) Year Dividend 2001 $1.48 2002 $2.09 2003 $3.32 2004 $4.44 2005 $5.27 2006 $6.73 2007 $7.18 2008 $8.16 2009 $7.53 2010 $7.11 What is the arithmetic growth rate of the dividends for Custer's Ice Cream Shoppes? % (Round to two decimal places.)