pre_text: 2011 2012 2013 2014 2015 2016 comparison of five-year cumulative total shareholder return altria group , inc . altria peer group s&p 500 part ii item 5 . market for registrant 2019s common equity , related stockholder matters and issuer purchases of equity securities . performance graph the graph below compares the cumulative total shareholder return of altria group , inc . 2019s common stock for the last ive years with the cumulative total return for the same period of the s&p 500 index and the altria group , inc . peer group ( 1 ) . the graph assumes the investment of $ 100 in common stock and each of the indices as of the market close on december 31 , 2011 and the reinvestment of all dividends on a quarterly basis . source : bloomberg - 201ctotal return analysis 201d calculated on a daily basis and assumes reinvestment of dividends as of the ex-dividend date . ( 1 ) in 2016 , the altria group , inc . peer group consisted of u.s.-headquartered consumer product companies that are competitors to altria group , inc . 2019s tobacco operating companies subsidiaries or that have been selected on the basis of revenue or market capitalization : campbell soup company , the coca-cola company , colgate-palmolive company , conagra brands , inc. , general mills , inc. , the hershey company , kellogg company , kimberly-clark corporation , the kraft heinz company , mondel 0113z international , inc. , pepsico , inc . and reynolds american inc . note - on october 1 , 2012 , kraft foods inc . ( kft ) spun off kraft foods group , inc . ( krft ) to its shareholders and then changed its name from kraft foods inc . to mondel 0113z international , inc . ( mdlz ) . on july 2 , 2015 , kraft foods group , inc . merged with and into a wholly owned subsidiary of h.j . heinz holding corporation , which was renamed the kraft heinz company ( khc ) . on june 12 , 2015 , reynolds american inc . ( rai ) acquired lorillard , inc . ( lo ) . on november 9 , 2016 , conagra foods , inc . ( cag ) spun off lamb weston holdings , inc . ( lw ) to its shareholders and then changed its name from conagra foods , inc . to conagra brands , inc . ( cag ) . .
post_text: altria altria group , inc . group , inc . peer group s&p 500 .
table: Date Altria Group, Inc. Altria Group, Inc. Peer Group S&P 500
table: December 2011 $100.00 $100.00 $100.00
table: December 2012 $111.77 $108.78 $115.99
table: December 2013 $143.69 $135.61 $153.55
table: December 2014 $193.28 $151.74 $174.55
table: December 2015 $237.92 $177.04 $176.94
table: December 2016 $286.61 $192.56 $198.09
question: Analyse this data from a financial earnings document. what is the roi of an investment in altria group inc . from december 2011 to december 2013?