Interesting to see Renewables fare so well during the sample period, given the negative press the industry attracts. Is there a source for the segment that goes

Interesting to see Renewables fare so well during the sample period, given the negative press the industry attracts. Is there a source for the segment that goes into further detail? It would be interesting to see if the biggest winners within the segment were high-tech areas (solar panel development), or service-related areas within the industry (specialized service technicians, LEED certified contractors, etc.)