Question: How much of the worlds energy is produced by nuclear power?
Disambiguated questions and answers: question: What percentage of the worlds energy is produced by nuclear power in 2017?
What percentage of the worlds energy is produced by nuclear power in 2014?
What percentage of the worlds energy is produced by nuclear power in 2016?
answer: 4.9%
11%
5%
Natural Questions answer: 5 % (from the Wikipedia article "World energy consumption")