- Average residential electric and natural gas utility rates – actual and inflation-indexed.
- Historical and cross-sectional comparisons for any comparable time periods, and against the overall consumer price index.
- Based on the U.S. Labor Department monthly price survey for all goods and services which applies an extensive time-tested sampling methodology for electric and natural gas costs to consumers, per kilowatt-hour or per therm, including all the components of utility bills.
- Data since the late nineteen seventies. Updated monthly. Lag is less than a half month.