what is the roi of an investment in s&p500 in 2004 and sold in 2006?
( 1 ) includes shares repurchased through our publicly announced share repurchase program and shares tendered to pay the exercise price and tax withholding on employee stock options . shareowner return performance graph the following performance graph and related information shall not be deemed 201csoliciting material 201d or to be 201cfiled 201d with the securities and exchange commission , nor shall such information be incorporated by reference into any future filing under the securities act of 1933 or securities exchange act of 1934 , each as amended , except to the extent that the company specifically incorporates such information by reference into such filing . the following graph shows a five-year comparison of cumulative total shareowners 2019 returns for our class b common stock , the s&p 500 index , and the dow jones transportation average . the comparison of the total cumulative return on investment , which is the change in the quarterly stock price plus reinvested dividends for each of the quarterly periods , assumes that $ 100 was invested on december 31 , 2004 in the s&p 500 index , the dow jones transportation average , and our class b common stock . comparison of five year cumulative total return $ 40.00 $ 60.00 $ 80.00 $ 100.00 $ 120.00 $ 140.00 $ 160.00 2004 20092008200720062005 s&p 500 ups dj transport .

|  | 12/31/04 | 12/31/05 | 12/31/06 | 12/31/07 | 12/31/08 | 12/31/09 |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| United Parcel Service, Inc. | $100.00 | $89.49 | $91.06 | $87.88 | $70.48 | $75.95 |
| S&P 500 Index | $100.00 | $104.91 | $121.48 | $128.15 | $80.74 | $102.11 |
| Dow Jones Transportation Average | $100.00 | $111.65 | $122.61 | $124.35 | $97.72 | $115.88 |

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snp_price = 121.48
snp_investment = 100
answer = (snp_price - snp_investment) / snp_investment * 100