Table 1c.

Sample statistics for categorical variables by utility or structural types.

VariablesUtility / structural type# of sample households
Air conditionerCentral air electric156
Central air electric with window unit    4
HeatingPartially or fully electric107
Others (natural gas, propane, etc.)  53
CookingPartially or fully electric129
Natural gas  31
Water heaterPartially or fully electric  84
Natural gas  76
House floorsSingle  77
Multiple  83
Swimming poolYes  12
No148
Second freezerYes  83
No  77