stockholder return performance graph the following graph compares the cumulative 5-year total stockholder return on our common stock relative to the cumulative total return of the nasdaq composite index and the s&p 400 information technology index .the graph assumes that the value of the investment in our common stock and in each index on december 31 , 2011 ( including reinvestment of dividends ) was $ 100 and tracks it each year thereafter on the last day of our fiscal year through december 31 , 2016 and , for each index , on the last day of the calendar year .comparison of 5 year cumulative total return* among cadence design systems , inc. , the nasdaq composite index , and s&p 400 information technology cadence design systems , inc .nasdaq composite s&p 400 information technology 12/31/1612/28/13 1/2/1612/31/11 1/3/1512/29/12 *$ 100 invested on 12/31/11 in stock or index , including reinvestment of dividends .indexes calculated on month-end basis .copyright a9 2017 standard & poor 2019s , a division of s&p global .all rights reserved. .                                | 12/31/2011 | 12/29/2012 | 12/28/2013 | 1/3/2015 | 1/2/2016 | 12/31/2016
cadence design systems inc .   | 100.00     | 129.23     | 133.94     | 181.06   | 200.10   | 242.50    
nasdaq composite               | 100.00     | 116.41     | 165.47     | 188.69   | 200.32   | 216.54    
s&p 400 information technology | 100.00     | 118.41     | 165.38     | 170.50   | 178.74   | 219.65     the stock price performance included in this graph is not necessarily indicative of future stock price performance. .
Question: what was the value of nasdaq composite in 2016?
Steps: Ask for number 200.32
Answer: 200.32
Question: and what was its value in 2015?
Steps: Ask for number 188.69
Answer: 188.69
Question: what was, then, the change in its value over the year?
Steps: subtract(200.32, 188.69)
Answer: 11.63
Question: and how much does this change represent in relation to the value of that stock in 2015?

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.
stockholder return performance graph the following graph compares the cumulative 5-year total stockholder return on our common stock relative to the cumulative total return of the nasdaq composite index and the s&p 400 information technology index .the graph assumes that the value of the investment in our common stock and in each index on december 31 , 2011 ( including reinvestment of dividends ) was $ 100 and tracks it each year thereafter on the last day of our fiscal year through december 31 , 2016 and , for each index , on the last day of the calendar year .comparison of 5 year cumulative total return* among cadence design systems , inc. , the nasdaq composite index , and s&p 400 information technology cadence design systems , inc .nasdaq composite s&p 400 information technology 12/31/1612/28/13 1/2/1612/31/11 1/3/1512/29/12 *$ 100 invested on 12/31/11 in stock or index , including reinvestment of dividends .indexes calculated on month-end basis .copyright a9 2017 standard & poor 2019s , a division of s&p global .all rights reserved. .                                | 12/31/2011 | 12/29/2012 | 12/28/2013 | 1/3/2015 | 1/2/2016 | 12/31/2016
cadence design systems inc .   | 100.00     | 129.23     | 133.94     | 181.06   | 200.10   | 242.50    
nasdaq composite               | 100.00     | 116.41     | 165.47     | 188.69   | 200.32   | 216.54    
s&p 400 information technology | 100.00     | 118.41     | 165.38     | 170.50   | 178.74   | 219.65     the stock price performance included in this graph is not necessarily indicative of future stock price performance. .
Question: what was the value of nasdaq composite in 2016?
Steps: Ask for number 200.32
Answer: 200.32
Question: and what was its value in 2015?
Steps: Ask for number 188.69
Answer: 188.69
Question: what was, then, the change in its value over the year?
Steps: subtract(200.32, 188.69)
Answer: 11.63
Question: and how much does this change represent in relation to the value of that stock in 2015?
