pre_text: table of contents 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 ( "s&p 500" ) 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 , 2013 to december 31 , 2018. .
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 , 2013 and that all dividends were reinvested . past performance is not necessarily an indicator of future results. .
table: 12/13 12/14 12/15 12/16 12/17 12/18
table: Royal Caribbean Cruises Ltd. 100.00 176.94 220.72 182.99 271.25 227.46
table: S&P 500 100.00 113.69 115.26 129.05 157.22 150.33
table: Dow Jones U.S. Travel & Leisure 100.00 116.37 123.23 132.56 164.13 154.95
question: Analyse this data from a financial earnings document. what was the percentage change in the royal caribbean cruises ltd . performance from 2014 to 2015