what was the percentage cumulative total return for cititgroup's common stock for the five year period ending 2010?
dividends for a summary of the cash dividends paid on citi 2019s outstanding common stock during 2009 and 2010 , see note 33 to the consolidated financial statements . for so long as the u.s . government holds any citigroup trust preferred securities acquired pursuant to the exchange offers consummated in 2009 , citigroup has agreed not to pay a quarterly common stock dividend exceeding $ 0.01 per quarter , subject to certain customary exceptions . further , any dividend on citi 2019s outstanding common stock would need to be made in compliance with citi 2019s obligations to any remaining outstanding citigroup preferred stock . performance graph comparison of five-year cumulative total return the following graph and table compare the cumulative total return on citigroup 2019s common stock with the cumulative total return of the s&p 500 index and the s&p financial index over the five-year period extending through december 31 , 2010 . the graph and table assume that $ 100 was invested on december 31 , 2005 in citigroup 2019s common stock , the s&p 500 index and the s&p financial index and that all dividends were reinvested . citigroup s&p 500 index s&p financial index comparison of five-year cumulative total return for the years ended 2006 2007 2008 2009 2010 .

| DECEMBER 31, | CITIGROUP | S&P 500 INDEX | S&P FINANCIAL INDEX |
| :--- | :--- | :--- | :--- |
| 2006 | 119.55 | 115.79 | 119.19 |
| 2007 | 66.10 | 122.15 | 96.98 |
| 2008 | 15.88 | 76.96 | 43.34 |
| 2009 | 7.85 | 97.33 | 50.80 |
| 2010 | 11.22 | 111.99 | 56.96 |

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citigroup_end_2010 = 11.22
citigroup_start_2010 = 100
percent_cumulative_return = (citigroup_end_2010 - citigroup_start_2010) / citigroup_start_2010
answer = percent_cumulative_return * 100