what was the percentage cumulative total shareholder return for the five years ended 2015?
table of contents company stock performance the following graph shows a comparison of cumulative total shareholder return , calculated on a dividend reinvested basis , for the company , the s&p 500 index , the s&p information technology index and the dow jones u.s . technology supersector index for the five years ended september 26 , 2015 . the graph assumes $ 100 was invested in each of the company 2019s common stock , the s&p 500 index , the s&p information technology index and the dow jones u.s . technology supersector index as of the market close on september 24 , 2010 . note that historic stock price performance is not necessarily indicative of future stock price performance . * $ 100 invested on 9/25/10 in stock or index , including reinvestment of dividends . data points are the last day of each fiscal year for the company 2019scommon stock and september 30th for indexes . copyright a9 2015 s&p , a division of mcgraw hill financial . all rights reserved . copyright a9 2015 dow jones & co . all rights reserved . september september september september september september .

|  | September 2010 | September 2011 | September 2012 | September 2013 | September 2014 | September 2015 |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Apple Inc. | $100 | $138 | $229 | $170 | $254 | $294 |
| S&P 500 Index | $100 | $101 | $132 | $157 | $188 | $187 |
| S&P Information Technology Index | $100 | $104 | $137 | $147 | $190 | $194 |
| Dow Jones U.S. Technology Supersector Index | $100 | $103 | $134 | $141 | $183 | $183 |

apple inc . | 2015 form 10-k | 21 .

end_of_year_shareholder_return = 294
start_of_year_shareholder_return = 100
percent_cumulative_total_shareholder_return = (end_of_year_shareholder_return - start_of_year_shareholder_return) / start_of_year_shareholder_return
answer = percent_cumulative_total_shareholder_return * 100