Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.

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. . <table class='wikitable'><tr><td>1</td><td>-</td><td>12/13</td><td>12/14</td><td>12/15</td><td>12/16</td><td>12/17</td><td>12/18</td></tr><tr><td>2</td><td>royal caribbean cruises ltd .</td><td>100.00</td><td>176.94</td><td>220.72</td><td>182.99</td><td>271.25</td><td>227.46</td></tr><tr><td>3</td><td>s&p 500</td><td>100.00</td><td>113.69</td><td>115.26</td><td>129.05</td><td>157.22</td><td>150.33</td></tr><tr><td>4</td><td>dow jones u.s . travel & leisure</td><td>100.00</td><td>116.37</td><td>123.23</td><td>132.56</td><td>164.13</td><td>154.95</td></tr></table> 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. .
Question: what was the price of royal caribbean cruises ltd. on 12/15?
Answer: 220.72
Question: and in 12/14?
Answer: 176.94
Question: how much did the price change between these dates?

user
43.78
assistant