Bitcoin value history (comparison to USD) 2009-2014

Bitcoin value history (comparison to $)
Date	Price for 1 BTC	Notes
Jan 2009 – Jan 2010	basically none	No exchanges or market, users were mainly cryptography fans who were sending bitcoins for low or no value.
Feb 2010 – May 2010	less than $0.01	User "laszlo" made the first real-world transaction – he bought 2 pizzas for 10,000 BTC.User "SmokeTooMuch" auctioned 10,000 BTC for $50 (cumulatively), but no buyer was found.
June 2010	$0.08	In five days, the price grew 1000%, rising from $0.008 to $0.08 for 1 bitcoin.
Feb 2011 – April 2011	$1	Bitcoin takes parity with US dollar.
8 July 2011	$31	top of first "bubble", followed by the first price drop
Dec 2011	$2	minimum after few months
Dec 2012	$13	slowly rising for a year
April 11, 2013	$266	top of a price rally, during which the value was growing by 5-10% daily.
May 2013	$130	basically stable, again slowly rising.
June 2013	$100	in June slowly dropping to $70, but rising in July to $110
Nov 2013	$350 – $1250	from October $150–$200 in November, rising to $400, then $600, eventually reaching $900 on 11/19/2013 and breaking $1000 threshold on 27 November 2013.
Dec 2013	$600 – $1000	Price crashed to $600, rebounded to $1,000, crashed again to the $500 range. Stabilized to the ~$650–$800 range.
Jan 2014	$750 – $1000	Price spiked to $1000 briefly, then settled in the $800-$900 range for the rest of the month.
Feb 2014	$550 – $750	Price fell following the shutdown of MTGOX before recovering to the $600-$700 range.
Mar 2014	$450 – $700	Price continued to fall due to a false report regarding Bitcoin ban in China  and uncertainty over whether the Chinese government would seek to prohibit banks from working with digital currency exchanges.
Apr 2014	$340 – $530	The lowest price since the 2012–2013 Cypriot financial crisis had been reached at 3:25 AM on April 11th

source: wikipedia