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 securities and exchange commission , 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 , 2005 in the standard & poor 2019s 500 index , the dow jones transportation average , and our class b common stock . comparison of five year cumulative total return $ 40.00 $ 60.00 $ 80.00 $ 100.00 $ 120.00 $ 140.00 $ 160.00 201020092008200720062005 s&p 500 ups dj transport .
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12/31/05 12/31/06 12/31/07 12/31/08 12/31/09 12/31/10
United Parcel Service, Inc. $100.00 $101.76 $98.20 $78.76 $84.87 $110.57
Standard & Poor’s 500 Index $100.00 $115.79 $122.16 $76.96 $97.33 $111.99
Dow Jones Transportation Average $100.00 $109.82 $111.38 $87.52 $103.79 $131.59
12/31/05 12/31/06 12/31/07 12/31/08 12/31/09 12/31/10
united parcel service inc . $ 100.00 $ 101.76 $ 98.20 $ 78.76 $ 84.87 $ 110.57
standard & poor 2019s 500 index $ 100.00 $ 115.79 $ 122.16 $ 76.96 $ 97.33 $ 111.99
dow jones transportation average $ 100.00 $ 109.82 $ 111.38 $ 87.52 $ 103.79 $ 131.59
what was the difference in percentage cumulative total shareowners 2019 returns for united parcel service inc . versus the standard & poor 2019s 500 index for the five years ended 12/31/10?