In 70 years and with a total of 667 nuclear power plants that have ever operated, only three major accidents have taken place. Using the official internationally-recognized death statistics for Three Mile Island, Chernobyl and Fukushima, the combined loss of lives from the three major nuclear accidents is 32 people. In fact, estimates on the number of deaths caused by the nuclear energy sector overall is 90 per 1000TWh—the least of any energy sector.