GWEC put the 2015 installation total above 63GW, while BNEF clocked it at 62MW. Where all the groups agree, however, is on the industry’s record-smashing nature of 2015's performance, with global installations at least 20% higher than the previous record set in 2014.

China was the primary engine for market growth last year, adding 30.5GW, IHS says. The US and Germany were the second and third largest markets, putting up 8.3GW