comparison of five-year cumulative total return the following graph compares the cumulative total return on citigroup 2019s common stock with the s&p 500 index and the s&p financial index over the five-year period extending through december 31 , 2009 .the graph assumes that $ 100 was invested on december 31 , 2004 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 2005 2006 2007 2008 2009 comparison of five-year cumulative total return for the years ended . december 31 | citigroup | s&p 500 index | s&p financial index
2005        | 104.38    | 104.83        | 106.30             
2006        | 124.02    | 121.20        | 126.41             
2007        | 70.36     | 127.85        | 103.47             
2008        | 18.71     | 81.12         | 47.36              
2009        | 9.26      | 102.15        | 55.27               .
Question: what was the net change in citigroup from 2007 to 2008?

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.
comparison of five-year cumulative total return the following graph compares the cumulative total return on citigroup 2019s common stock with the s&p 500 index and the s&p financial index over the five-year period extending through december 31 , 2009 .the graph assumes that $ 100 was invested on december 31 , 2004 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 2005 2006 2007 2008 2009 comparison of five-year cumulative total return for the years ended . december 31 | citigroup | s&p 500 index | s&p financial index
2005        | 104.38    | 104.83        | 106.30             
2006        | 124.02    | 121.20        | 126.41             
2007        | 70.36     | 127.85        | 103.47             
2008        | 18.71     | 81.12         | 47.36              
2009        | 9.26      | 102.15        | 55.27               .
Question: what was the net change in citigroup from 2007 to 2008?
