human
table of contents company stock performance the following graph shows a five-year comparison of cumulative total shareholder return, calculated on a dividend reinvested basis, for the company, the s&p 500 index, the s&p computer hardware index, and the dow jones u.s. technology supersector index. the graph assumes $100 was invested in each of the company 2019s common stock, the s&p 500 index, the s&p computer hardware index, and the dow jones u.s. technology supersector index as of the market close on september 30, 2008. data points on the graph are annual. note that historic stock price performance is not necessarily indicative of future stock price performance. fiscal year ending september 30. copyright 2013 s&p, a division of the mcgraw-hill companies inc. all rights reserved. copyright 2013 dow jones & co. all rights reserved. *$100 invested on 9/30/08 in stock or index, including reinvestment of dividends. september 30, september 30, september 30, september 30, september 30, september 30.
|  | September 30, 2008 | September 30, 2009 | September 30, 2010 | September 30, 2011 | September 30, 2012 | September 30, 2013 |
| --------- | --------- | --------- | --------- | --------- | --------- | --------- |
| Apple Inc. | $100 | $163 | $250 | $335 | $589 | $431 |
| S&P 500 Index | $100 | $ 93 | $103 | $104 | $135 | $161 |
| S&P Computer Hardware Index | $100 | $118 | $140 | $159 | $255 | $197 |
| Dow Jones US Technology Supersector Index | $100 | $111 | $124 | $128 | $166 | $175 |
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Please answer the following questions with expressions if necessary.
what was the value of the s&p index in 2013?
assistant
161
human
and what was the change in its value since 2008?
assistant
subtract(161, const_100)
human
n/a
assistant
431
human
n/a
assistant
100
human
in that same six year period, what was the change in the value of the apple inc . stock?
assistant
subtract(431, 100)
human
and how much did this change represent in relation to that value in 2008?
assistant
subtract(431, 100), divide(#0, 100)
human
also in that period, what was the change in the value of the s&p computer hardware index?
assistant
subtract(431, 100), divide(#0, 100), subtract(197, 100)