2009 Exchange RateThis is a featured page
BitcoinDuring 2009 my exchange rate was calculated by dividing $1.00 by the average amount of electricity required to run a computer with high CPU for a year, 1331.5 kWh, multiplied by the the average residential cost of electricity in the United States for the previous year, $0.1136, divided by 12 months divided by the number of bitcoins generated by my computer over the past 30 days.
Current Exchange Rate
Mid-Market Bitcoin Exchange Rate History
$1.00 USD = 1,392.33 BTC 01/01-15/2010
$1.00 USD = 1,451.83 BTC 12/31/2009
$1.00 USD = 1,555.24 BTC 12/30/2009
$1.00 USD = 1,578.77 BTC 12/29/2009
$1.00 USD = 1,578.77 BTC 12/28/2009
$1.00 USD = 1,578.77 BTC 12/27/2009
$1.00 USD = 1,578.77 BTC 12/26/2009
$1.00 USD = 1,578.77 BTC 12/25/2009
$1.00 USD = 1,578.77 BTC 12/24/2009
$1.00 USD = 1,578.77 BTC 12/23/2009
$1.00 USD = 1,578.77 BTC 12/22/2009
$1.00 USD = 1,594.63 BTC 12/21/2009
$1.00 USD = 1,594.63 BTC 12/20/2009
$1.00 USD = 1,586.70 BTC 12/19/2009
$1.00 USD = 1,622.40 BTC 12/18/2009
$1.00 USD = 1,630.33 BTC 12/17/2009
$1.00 USD = 1,606.53 BTC 12/16/2009
$1.00 USD = 1,626.37 BTC 12/15/2009
$1.00 USD = 1,626.37 BTC 12/14/2009
$1.00 USD = 1,618.43 BTC 12/13/2009
$1.00 USD = 1,562.90 BTC 12/12/2009
$1.00 USD = 1,503.40 BTC 12/11/2009
$1.00 USD = 1,491.50 BTC 12/10/2009
$1.00 USD = 1,455.80 BTC 12/09/2009
$1.00 USD = 1,428.03 BTC 12/08/2009
$1.00 USD = 1,392.33 BTC 12/07/2009
$1.00 USD = 1,364.56 BTC 12/06/2009
$1.00 USD = 1,336.80 BTC 12/05/2009
$1.00 USD = 1,340.76 BTC 12/04/2009
$1.00 USD = 1,297.13 BTC 12/03/2009
$1.00 USD = 1,257.46 BTC 12/02/2009
$1.00 USD = 1,233.66 BTC 12/01/2009
$1.00 USD = 1,213.83 BTC 11/30/2009
$1.00 USD = 1,205.89 BTC 11/29/2009
$1.00 USD = 1,178.13 BTC 11/28/2009
$1.00 USD = 1,162.26 BTC 11/27/2009
$1.00 USD = 1,114.66 BTC 11/26/2009
$1.00 USD = 1,110.69 BTC 11/25/2009
$1.00 USD = 1,078.96 BTC 11/24/2009
$1.00 USD = 999.62 BTC 11/23/2009
$1.00 USD = 944.09 BTC 11/22/2009
$1.00 USD = 940.12 BTC 11/21/2009
$1.00 USD = 928.22 BTC 11/20/2009
$1.00 USD = 932.19 BTC 11/19/2009
$1.00 USD = 904.42 BTC 11/18/2009
$1.00 USD = 848.89 BTC 11/17/2009
$1.00 USD = 840.96 BTC 11/16/2009
$1.00 USD = 809.22 BTC 11/15/2009
$1.00 USD = 777.49 BTC 11/14/2009
$1.00 USD = 737.82 BTC 11/13/2009
$1.00 USD = 745.75 BTC 11/12/2009
$1.00 USD = 769.55 BTC 11/11/2009
$1.00 USD = 809.22 BTC 11/10/2009
$1.00 USD = 793.35 BTC 11/09/2009
$1.00 USD = 793.35 BTC 11/08/2009
$1.00 USD = 781.45 BTC 11/07/2009
$1.00 USD = 777.49 BTC 11/06/2009
$1.00 USD = 765.59 BTC 11/05/2009
$1.00 USD = 765.59 BTC 11/04/2009
$1.00 USD = 785.42 BTC 11/03/2009
$1.00 USD = 796.09 BTC 11/02/2009
$1.00 USD = 820.27 BTC 11/01/2009
$1.00 USD = 802.17 BTC 10/31/2009
$1.00 USD = 796.41 BTC 10/30/2009
$1.00 USD = 790.17 BTC 10/29/2009
$1.00 USD = 778.48 BTC 10/28/2009
$1.00 USD = 791.63 BTC 10/27/2009
$1.00 USD = 789.75 BTC 10/26/2009
$1.00 USD = 776.35 BTC 10/25/2009
$1.00 USD = 785.42 BTC 10/24/2009
$1.00 USD = 795.44 BTC 10/23/2009
$1.00 USD = 819.80 BTC 10/22/2009
$1.00 USD = 826.02 BTC 10/21/2009
$1.00 USD = 810.71 BTC 10/20/2009
$1.00 USD = 801.29 BTC 10/19/2009
$1.00 USD = 816.02 BTC 10/18/2009
$1.00 USD = 805.56 BTC 10/17/2009
$1.00 USD = 803.27 BTC 10/16/2009
$1.00 USD = 854.66 BTC 10/15/2009
$1.00 USD = 880.62 BTC 10/14/2009
$1.00 USD = 885.91 BTC 10/13/2009
$1.00 USD = 907.40 BTC 10/12/2009
$1.00 USD = 867.02 BTC 10/11/2009
$1.00 USD = 892.52 BTC 10/10/2009
$1.00 USD = 833.02 BTC 10/09/2009
$1.00 USD = 922.27 BTC 10/08/2009
$1.00 USD = 952.02 BTC 10/07/2009
$1.00 USD = 1,130.53 BTC 10/06/2009
$1.00 USD = 1,309.03 BTC 10/05/2009
These quotes from
http://newlibertystandard.wikifoundry.com/page/2009+Exchange+Rate. Many of the links from 2010 are dead so the data may have been lost. Here is another link for 2010
http://newlibertystandard.wikifoundry.com/page/Exchange+RateUsing the figure for December 31, 2009 I get at BTC/USD rate of 0.00068879. and a % increase for 2010 of 43554.9%