performance graph the performance graph below shows the five-year cumulative total stockholder return on applied common stock during the period from october 28 , 2007 through october 28 , 2012 . this is compared with the cumulative total return of the standard & poor 2019s 500 stock index and the rdg semiconductor composite index over the same period . the comparison assumes $ 100 was invested on october 28 , 2007 in applied common stock and in each of the foregoing indices and assumes reinvestment of dividends , if any . dollar amounts in the graph are rounded to the nearest whole dollar . the performance shown in the graph represents past performance and should not be considered an indication of future performance . comparison of 5 year cumulative total return* among applied materials , inc. , the s&p 500 index and the rdg semiconductor composite index * $ 100 invested on 10/28/07 in stock or 10/31/07 in index , including reinvestment of dividends . indexes calculated on month-end basis . copyright a9 2012 s&p , a division of the mcgraw-hill companies inc . all rights reserved. .

10/28/2007: applied materials: 100
s&p 500 index: 100
rdg semiconductor composite index: 100
10/26/2008: applied materials: 61.22
s&p 500 index: 63.9
rdg semiconductor composite index: 54.74
10/25/2009: applied materials: 71.06
s&p 500 index: 70.17
rdg semiconductor composite index: 68.59
10/31/2010: applied materials: 69.23
s&p 500 index: 81.76
rdg semiconductor composite index: 84.46
10/30/2011: applied materials: 72.37
s&p 500 index: 88.37
rdg semiconductor composite index: 91.33
10/28/2012: applied materials: 62.92
s&p 500 index: 101.81
rdg semiconductor composite index: 82.37

dividends during fiscal 2012 , applied 2019s board of directors declared three quarterly cash dividends in the amount of $ 0.09 per share each and one quarterly cash dividend in the amount of $ 0.08 per share . during fiscal 2011 , applied 2019s board of directors declared three quarterly cash dividends in the amount of $ 0.08 per share each and one quarterly cash dividend in the amount of $ 0.07 per share . during fiscal 2010 , applied 2019s board of directors declared three quarterly cash dividends in the amount of $ 0.07 per share each and one quarterly cash dividend in the amount of $ 0.06 . dividends declared during fiscal 2012 , 2011 and 2010 amounted to $ 438 million , $ 408 million and $ 361 million , respectively . applied currently anticipates that it will continue to pay cash dividends on a quarterly basis in the future , although the declaration and amount of any future cash dividends are at the discretion of the board of directors and will depend on applied 2019s financial condition , results of operations , capital requirements , business conditions and other factors , as well as a determination that cash dividends are in the best interests of applied 2019s stockholders . 10/28/07 10/26/08 10/25/09 10/31/10 10/30/11 10/28/12 applied materials , inc . s&p 500 rdg semiconductor composite .

Questions:
what was the change in the value of s&p500 considering its price in 2010 and the original amount invested in it in 2007?
and how much does this change represent in relation to this original amount invested?

Answers:
-18.24
18.24%