Network power

2009 0.01 Ghash/sec

2010 103 Ghash/sec

2011 8,000 Ghash/sec

2012 19,000 Ghash/sec

Number of transactions

2009 219

2010 100,000

2011 2,000,000

2012 5,000,000

Bitcoin price

2009 $0.03

2010 $0.3

2011 $5.0

2012 $10.0