In October 2012 the IEA noted that coal accounted for half the increased energy use of the prior decade, growing faster than all renewable energy sources.
The natural gas and coal consumed by the production of nitrogen fertilizer can account for over half of the agricultural energy usage.
Metallurgical-grade coals account for 54% of national coal reserves.
In 1983 gas, coal and nuclear power accounted for 16%, 9% and 1% respectively of energy demand and it is gas which is establishing itself as the most significant oil alternative.
In 1928, Wonthaggi coal accounted for around 60% of Victorian Railways coal consumption.
Imported coal accounted for 8.4%, while purchased electricity from Laos and Malaysia was at 3%.
In 1997, coal accounted for more than 80% of primary energy consumption and hydropower more than 10%.
In Spain, coal currently accounts for 18 % of primary energy - 10 % comes from domestic coal and 8 % from imported coal.
For all of 1991, however, coal accounted for just over 3 percent of the $11.68 billion in revenues reported by Sun Inc.
As of 2012 coal accounted for 37% of electricity production in the United States, down from 50% in 2005.