In the context of this series of interconnected finance-related queries and the additional information provided by the pretext, table data, and posttext from a company's financial filings, please provide a response to the final question. This may require extracting information from the context and performing mathematical calculations. Please take into account the information provided in the preceding questions and their answers when formulating your response:
Context: 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 january 3 , 2009 , 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 january 3 , january 2 , january 1 , december 31 , december 29 , december 28 . <table class='wikitable'><tr><td>1</td><td>company/index</td><td>january 3 2009</td><td>january 2 2010</td><td>january 1 2011</td><td>december 31 2011</td><td>december 29 2012</td><td>december 28 2013</td></tr><tr><td>2</td><td>advance auto parts</td><td>$ 100.00</td><td>$ 119.28</td><td>$ 195.80</td><td>$ 206.86</td><td>$ 213.14</td><td>$ 327.63</td></tr><tr><td>3</td><td>s&p 500 index</td><td>100.00</td><td>119.67</td><td>134.97</td><td>134.96</td><td>150.51</td><td>197.62</td></tr><tr><td>4</td><td>s&p retail index</td><td>100.00</td><td>141.28</td><td>174.70</td><td>179.79</td><td>219.77</td><td>321.02</td></tr></table> .
Conversations: 
q0: what was the price of advance auto parts in 2011? 195.8
q1: what was the price in 2009? 100.0
q2: what is the difference? 95.8
Question: what is the percent change?
Answer: