Total U.S. E-book Sale Revenues
Revenue | |
---|---|
2006 | 4100000 |
2007 | 7500000 |
2008 | 11200000 |
2009 | 25800000 |
2010 | 91000000 |
From the 1st Fiscal Quarter of Each Year
Sources:
idpf.org
Revenue | |
---|---|
2006 | 4100000 |
2007 | 7500000 |
2008 | 11200000 |
2009 | 25800000 |
2010 | 91000000 |