 In 2014, world primary energy supply amounted to 155,481 terawatt-hour (TWh) or 13,541 million tonne of oil equivalent (Mtoe), while the world final energy consumption was 109,613 TWh or about 29.5% less than the total supply.World final energy consumption includes products as lubricants, asphalt and petrochemicals which have chemical energy content but are not used as fuel.This non-energy use amounted to 
9,723 TWh (836 Mtoe) in 2015.