stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor 2019s 500 index and the standard & poor 2019s retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 31 , 2011 , and that any dividends have been reinvested . the comparison in the graph below is based solely on historical data and is not intended to forecast the possible future performance of our common stock . comparison of cumulative total return among advance auto parts , inc. , s&p 500 index and s&p retail index company/index december 31 , december 29 , december 28 , january 3 , january 2 , december 31 .
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Company/Index December 31, 2011 December 29, 2012 December 28, 2013 January 3, 2015 January 2, 2016 December 31, 2016
Advance Auto Parts $100.00 $102.87 $158.46 $228.88 $217.49 $244.64
S&P 500 Index 100.00 114.07 152.98 174.56 177.01 198.18
S&P Retail Index 100.00 122.23 178.55 196.06 245.31 256.69
company/index december 31 2011 december 29 2012 december 28 2013 january 3 2015 january 2 2016 december 31 2016
advance auto parts $ 100.00 $ 102.87 $ 158.46 $ 228.88 $ 217.49 $ 244.64
s&p 500 index 100.00 114.07 152.98 174.56 177.01 198.18
s&p retail index 100.00 122.23 178.55 196.06 245.31 256.69
what is the rate of return on an investment in s&p500 index from 2015 to 2016?