5 Jan (NucNet): Nuclear generation accounted for 21.38% of Spain's total electricity output in 2016, up from 20.34% in 2015 and more than any other source, according to the nuclear industry group Foronuclear, quoting statistics from grid operator Red Eléctrica de España (REE). Wind accounted for 18.19% of total electricity output and hydro for 14.92%. Foronuclear said net electrical output from Spain’s seven commercial nuclear reactors increased 2.4% in 2016, compared with 2015, to 56.095 TWh. The country’s reactors have a combined generating capacity of 7,865 MW, representing 7.45% of the country's total installed capacity. Foronuclear said the Spanish nuclear park operates on average for 86.31% of the total hours in a year.