Statistics released by Bowker in the United States show that, in terms of production methods, the number of books produced in the United States using traditional printing methods increased by 5% in 2010 to 316,480; the number of books produced by digital printing increased compared with 2009. It was 169%, reaching 2,776,260. Almost all of these digitally produced books are sold online, often by on-demand publishing companies and individual publishers.
In 2008, the types of books produced by digital printing exceeded books produced by traditional printing for the first time. Since then, digital printing has gained widespread use in the US publishing market. At present, the types of books produced by digital printing are almost eight times that of books produced by traditional printing methods.
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