The Wohlers Report 2012, published by Wohlers Associates, also suggests there has been an annual growth of nearly 30% in the industry. The compound annual growth rate (CAGR) of additive manufacturing was 29.4% in 2011, while the CAGR for the industry’s 24-year history is 26.4%. By 2015, Wohlers Associates believes that the sale of AM products and services will reach US$3.7 billion worldwide, and by 2019, surpass the US$6.5 billion mark.

Wohlers' report covers all aspects of additive manufacturing, including its history, applications, processes, manufacturers, and materials. It also tracks the growth of personal 3D printers priced under US$5,000.