Please answer the given financial question based on the context.
Context: shareowner return performance graph the following performance graph and related information shall not be deemed 201csoliciting material 201d or to be 201cfiled 201d with the sec , nor shall such information be incorporated by reference into any future filing under the securities act of 1933 or securities exchange act of 1934 , each as amended , except to the extent that the company specifically incorporates such information by reference into such filing . the following graph shows a five year comparison of cumulative total shareowners 2019 returns for our class b common stock , the standard & poor 2019s 500 index , and the dow jones transportation average . the comparison of the total cumulative return on investment , which is the change in the quarterly stock price plus reinvested dividends for each of the quarterly periods , assumes that $ 100 was invested on december 31 , 2009 in the standard & poor 2019s 500 index , the dow jones transportation average , and our class b common stock. .
||12/31/2009|12/31/2010|12/31/2011|12/31/2012|12/31/2013|12/31/2014|
|united parcel service inc .|$ 100.00|$ 130.29|$ 135.35|$ 140.54|$ 205.95|$ 223.79|
|standard & poor 2019s 500 index|$ 100.00|$ 115.06|$ 117.48|$ 136.26|$ 180.38|$ 205.05|
|dow jones transportation average|$ 100.00|$ 126.74|$ 126.75|$ 136.24|$ 192.61|$ 240.91|
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Question: what is the roi of an investment in s&p500 from 2010 to 2012?


Answer: The answer is:0.18425