The five-year forecast for cumulative capacity – almost double the 432.7GW in place at the end of 2015 – will come after a period of “sustained” growth, rather than the “spectacular expansion” of the past two years, according to the industry body’s Market Forecast 2016-20.

Annual capacity installation growth rates will rein-back sharply from the stellar 22% seen in 2015's 63GW of additions, which GWEC admitted contained surprises in the form of the "remarkable" 30.8GW