shareholder return performance presentation the graph presented below compares the cumulative total shareholder return on state street's common stock to the cumulative total return of the s&p 500 index , the s&p financial index and the kbw bank index over a five- year period . the cumulative total shareholder return assumes the investment of $ 100 in state street common stock and in each index on december 31 , 2008 at the closing price on the last trading day of 2008 , and also assumes reinvestment of common stock dividends . the s&p financial index is a publicly available measure of 81 of the standard & poor's 500 companies , representing 17 diversified financial services companies , 22 insurance companies , 19 real estate companies and 23 banking companies . the kbw bank index seeks to reflect the performance of banks and thrifts that are publicly traded in the u.s. , and is composed of 24 leading national money center and regional banks and thrifts. .
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2008 2009 2010 2011 2012 2013
State Street Corporation $100 $111 $118 $105 $125 $198
S&P 500 Index 100 126 146 149 172 228
S&P Financial Index 100 117 132 109 141 191
KBW Bank Index 100 98 121 93 122 168
2008 2009 2010 2011 2012 2013
state street corporation $ 100 $ 111 $ 118 $ 105 $ 125 $ 198
s&p 500 index 100 126 146 149 172 228
s&p financial index 100 117 132 109 141 191
kbw bank index 100 98 121 93 122 168
what is the roi of an investment in kbw bank index from 2008 to 2011?