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stock performance graph the following graph sets forth the cumulative total shareholder return on our series a common stock , series b common stock and series c common stock as compared with the cumulative total return of the companies listed in the standard and poor 2019s 500 stock index ( 201cs&p 500 index 201d ) and a peer group of companies comprised of cbs corporation class b common stock , news corporation class a common stock , scripps network interactive , inc. , time warner , inc. , viacom , inc . class b common stock and the walt disney company . the graph assumes $ 100 originally invested on september 18 , 2008 , the date upon which our common stock began trading , in each of our series a common stock , series b common stock and series c common stock , the s&p 500 index , and the stock of our peer group companies , including reinvestment of dividends , for the period september 18 , 2008 through december 31 , 2008 and the years ended december 31 , 2009 , 2010 and 2011 . of cash on hand , cash generated by operations , borrowings under our revolving credit facility and future financing transactions . under the program , management is authorized to purchase shares from time to time through open market purchases or privately negotiated transactions at prevailing prices as permitted by securities laws and other legal requirements , and subject to stock price , business conditions , market conditions and other factors . the repurchase program does not have an expiration date . the above repurchases were funded using cash on hand . there were no repurchases of our series a common stock or series b common stock during the three months ended december 31 , 2011 . december 31 , december 31 , december 31 , december 31 .
what was the percentage cumulative total shareholder return on disca from september 18 , 2008 to december 31 , 2011?
the disca of december 31 2008 is $ 102.53 ; the disca of december 31 2009 is $ 222.09 ; the disca of december 31 2010 is $ 301.96 ; the disca of december 31 2011 is $ 296.67 ;
december 31 2008 december 31 2009 december 31 2010 december 31 2011
disca $ 102.53 $ 222.09 $ 301.96 $ 296.67
discb $ 78.53 $ 162.82 $ 225.95 $ 217.56
disck $ 83.69 $ 165.75 $ 229.31 $ 235.63
s&p 500 $ 74.86 $ 92.42 $ 104.24 $ 104.23
peer group $ 68.79 $ 100.70 $ 121.35 $ 138.19