Electricity generation. The production of electricity in 2013 was 23,322TWh. Sources of electricity were coal and peat 41%, natural gas 22%, hydroelectric 16%, nuclear power 11%, oil 4%, biomass and waste 2% and other sources 4%.
The nine Supreme Court Justices on the Supreme Court of the United States are the final arbiters on whether or not a law passed by the legislative branch is constitutional.
The Court currently has six male and three female justices. One justice is African-American, one is Latino, and two are Italian-Americans; six justices are Roman Catholics, and three are Jewish. The average age is 67 years, 7 months, and every current justice has an Ivy League background. Our Supreme Court Justices comparison also incorporates academic data that reflects the ideological leanings of justices since the 1937 term.