what is the percentage increase of the s&p 500 from 2011 to 2016?
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. .

|  | 12/11 | 12/12 | 12/13 | 12/14 | 12/15 | 12/16 |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Royal Caribbean Cruises Ltd. | 100.00 | 139.36 | 198.03 | 350.40 | 437.09 | 362.38 |
| S&P 500 | 100.00 | 116.00 | 153.58 | 174.60 | 177.01 | 198.18 |
| Dow Jones US Travel & Leisure | 100.00 | 113.33 | 164.87 | 191.85 | 203.17 | 218.56 |

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. .

s_p_500_2016 = 198.18
s_p_500_2011 = 100
percent_change = (s_p_500_2016 - s_p_500_2011) / s_p_500_2011
answer = percent_change * 100