GHG emission trends from the energy supply sector per sector and per gas, 1990–2008

Public electricity and heat production = CRF category 1A1a, Manufacture of solid fuels = CRF category 1A1b, Petroleum refining = CRF category 1A1c, Fugitive Emissions = CRF category 1B, Energy Supply = CRF categories 1A1+1B.