pre_text: table of contents performance graph the following performance graph shows the cumulative total return to a holder of the company 2019s common stock , assuming dividend reinvestment , compared with the cumulative total return , assuming dividend reinvestment , of the standard & poor ( "s&p" ) 500 index and the dow jones us financials index during the period from december 31 , 2010 through december 31 , 2015. .
post_text: .
table: 12/10 12/11 12/12 12/13 12/14 12/15
table: E*TRADE Financial Corporation 100.00 49.75 55.94 122.75 151.59 185.25
table: S&P 500 Index 100.00 102.11 118.45 156.82 178.29 180.75
table: Dow Jones US Financials Index 100.00 87.16 110.56 148.39 170.04 170.19
question: Analyse this data from a financial earnings document. what was the difference in percentage cumulative total return for e*trade financial corporation and the s&p 500 index for the five years ended 12/15?