- = No Data Reported;
-- = Not Applicable;
NA = Not Available;
W = Withheld to avoid disclosure of individual company data.
Beginning in 1996, consumption of natural gas for agricultural use was classified as industrial use. In 1995 and earlier years, agricultural use was classified as commercial use.
From 1967 through 1979, data for the District of Columbia are included with data for Maryland.
From 1967 through 1979, data for New Hamshire and Vermont are included with data for Maine.
See Definitions, Sources, and Notes link above for more information on this table.