The U.S. Energy Information Administration said yesterday that the number of residential natural gas customers on competitive supply grew in 2013, to about 7 million customers

Only 18% of residents eligible to participate in consumer choice programs chose to do so in 2013, the EIA said.

See the EIA Data:

Number Of Consumers Eligible And Participating In A Customer Choice Program In The Residential Sector, 2013

Number Of Natural Gas Customers Participating In Customer Choice Programs Is Increasing