pre_text: performance graph the following graph compares the total return , assuming reinvestment of dividends , on an investment in the company , based on performance of the company's common stock , with the total return of the standard & poor's 500 composite stock index and the dow jones united states travel and leisure index for a five year period by measuring the changes in common stock prices from december 31 , 2011 to december 31 , 2016. .
post_text: the stock performance graph assumes for comparison that the value of the company's common stock and of each index was $ 100 on december 31 , 2011 and that all dividends were reinvested . past performance is not necessarily an indicator of future results. .
table: 12/11 12/12 12/13 12/14 12/15 12/16
table: Royal Caribbean Cruises Ltd. 100.00 139.36 198.03 350.40 437.09 362.38
table: S&P 500 100.00 116.00 153.58 174.60 177.01 198.18
table: Dow Jones US Travel & Leisure 100.00 113.33 164.87 191.85 203.17 218.56
question: Analyse this data from a financial earnings document. what is the percentage increase of the s&p 500 from 2011 to 2016?