Please answer the given financial question based on the context.
Context: stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , 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 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .
|company/index|december 30 2006|december 29 2007|january 3 2009|january 2 2010|january 1 2011|december 31 2011|
|advance auto parts|$ 100.00|$ 108.00|$ 97.26|$ 116.01|$ 190.41|$ 201.18|
|s&p 500 index|100.00|104.24|65.70|78.62|88.67|88.67|
|s&p retail index|100.00|82.15|58.29|82.36|101.84|104.81|
stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , 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 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .
Question: what is the roi of an investment in s&p500 index from 2006 to january 3 , 2009?


Answer: The answer is:-0.343