Chart 1. Quarterly household expenditures for gasoline and estimated gallons of gasoline purchased, 2004-2014 Dollars Gallons 900 90 0 800 800 70 0 70 0 Dollar expenditure for gasoline 600 600 500 500 40 0 40 0 300 300 Gallons of gasoline purchased 200 200 100 100 0 0 01 01 01 01 01 Q1 Q1 Q1 01 Q1 01 20 04 20 05 20 06 20 07 20 08 20 09 2010 2011 2012 2013 2014 Note: Dollar expenditures for gas oline include out-of-town trips and everyday us e from the Consumer Expenditure Survey. Calculations for the estimated gallons of gas oline purchased us e Consumer Price Index data. Source: U.S. Bureau of Labor Statistics