Million Cubic Feet (MMcf) of Natural Gas Use in the U.S. 
Source: Energy Information Administration http://www.eia.gov/dnav/ng/ng_cons_sum_dcu_nus_a.htm
Million Cubic Feet (MMcf) of Natural Gas Use in the U.S. Source: Energy Information Administration http://www.eia.gov/dnav/ng/ng_cons_sum_dcu_nus_a.htm