In 2015, the country of Denmark produced 42.1% of it's electricity needs from wind power, a world record. The Danish government has goals to produce 50% from wind by 2020. I thought the Netherlands had all the windmills?
Denmark's wind turbines energy production has been quite steady. 18% of the country's electricity needs were fulfilled by wind energy in 2005, it raised to 22% in 2010 and then 39.1% in 2014. Though Denmark sells its wind power to Germany, Sweden and Normay, it buys solar power, hydro power , nuclear power from this countries.Solarcrunch