U.S. photovoltaic capacity report booming U.S. Solar Market Insight 2017 Year in Review SEIA/GTM Research’s U.S. Solar Market Insight Report U.S. Solar Market Insight 2017 Year in Review https://www.seia.org/us-solar-market-insight report U.S. Solar Market Insight 2017 Year in Review U.S. Solar Market Insight report SEIA/GTM US Solar Market Insight Report U.S. Solar Market Insight 52 GW U.S. Solar Market Insight Report best-ever second quarter report GTM Research estimates will be 12.4 GW this year growth in U.S. solar Solar Market Insight solar growth numbers report U.S. Solar Market Insight GTM Research estimates will be 12.4 GW this year reached 47.1 gigawatts U.S. Solar Market Insight Report https://www.seia.org/us-solar-market-insight U.S. Solar Market Insight 2017 Year in Review has been booming