1 New construction for 1997 includes only those housing units built and occupied between January and the April-August period when the household interviews were conducted. 3 Estimates provided by the household interview respondents, who were asked which category best described the total heated floorspace in the home. Based on the household respondent's description rather than the Federal Government definition. -- = Data not applicable. NF = No applicable RSE row factor. Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 10 households were sampled. Notes: ⚫ To obtain the RSE percentage for any table cell, multiply the corresponding column and row factors. Because of rounding, data may not sum to totals. ⚫ See "Glossary" for definition of terms used in this report. Source: Energy Information Administration, Office of Energy Markets and End Use, Forms EIA-457 A, B, C of the 1997 Residential Energy Consumption Survey. Energy Information Administration 1 Below 150 percent of poverty line or 60 percent of median State income. 2 One of five climatically distinct areas, determined according to the 30-year average (1961-1990) of the annual heating and cooling degree-days. For this report, the heating or cooling degree-days are a measure of how cold or how hot a location is over a period of one year, relative to a base temperature of 65 degrees Fahrenheit. A household is assigned to a climate zone according to the 30-year average annual degree-days for an appropriate nearby weather station. 3 Estimates provided by the household interview respondents, who were asked which category best described the total heated floorspace in the home. * New construction for 1997 includes only those housing units built and occupied between January and the April-August period when the household interviews were conducted. 5 Based on the household respondent's description rather than the Federal Government definition. NF = No applicable RSE row factor. Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 10 households were sampled. Source: Energy Information Administration, Office of Energy Markets and End Use, Forms EIA-457 A, B, C of the 1997 Residential Energy Consumption Survey. Energy Information Administration |