Barbara Vergetis Lundin, writing in SmartGrid News about AEE's Advanced Energy Now 2016 Market Report, describes the growing market. From the article: 

In 2015, advanced energy revenue grew 8 percent worldwide over 2014, according to AEE -- more than three times the rate of the global economy overall; U.S. advanced energy revenue grew 1 percent over 2014.

Read the full article here.