The full codebook with the original variables is available at eia.gov.

Weighting variables

DOEID

Unique identifier for each respondent

NWEIGHT

Final sample weight

BRRWT

Replicate weights

Categorical

Region

Region n Unweighted Freq
Northeast 794 0.140
Midwest 1327 0.233
South 2010 0.353
West 1555 0.273

Variables used: REGIONC

Division

Division n Unweighted Freq
New England 253 0.044
Middle Atlantic 541 0.095
East North Central 836 0.147
West North Central 491 0.086
South Atlantic 1058 0.186
East South Central 372 0.065
West South Central 580 0.102
Mountain North 228 0.040
Mountain South 242 0.043
Pacific 1085 0.191

Variables used: DIVISION

MSAStatus

MSAStatus n Unweighted Freq
Metropolitan Statistical Area 4745 0.835
Micropolitan Statistical Area 584 0.103
None 357 0.063

Variables used: METROMICRO

Urbanicity

Urbanicity n Unweighted Freq
Urban Area 3928 0.691
Urban Cluster 598 0.105
Rural 1160 0.204

Variables used: UATYP10

HousingUnitType

HousingUnitType n Unweighted Freq
Mobile home 286 0.050
Single-family detached 3752 0.660
Single-family attached 479 0.084
Apartment: 2-4 Units 311 0.055
Apartment: 5 or more units 858 0.151

Variables used: TYPEHUQ

YearMade

YearMade n Unweighted Freq
Before 1950 858 0.151
1950-1959 544 0.096
1960-1969 565 0.099
1970-1979 928 0.163
1980-1989 874 0.154
1990-1999 786 0.138
2000-2009 901 0.158
2010-2015 230 0.040

Variables used: YEARMADERANGE

YearMade

SpaceHeatingUsed n Unweighted Freq
FALSE 258 0.045
TRUE 5428 0.955

Variables used: HEATHOME

HeatingBehavior

HeatingBehavior n Unweighted Freq
Set one temp and leave it 2156 0.379
Manually adjust at night/no one home 1414 0.249
Program thermostat to change at certain times 972 0.171
Turn on or off as needed 761 0.134
No control 114 0.020
Other 11 0.002
NA 258 0.045

Variables used: EQUIPMUSE

ACUsed

ACUsed n Unweighted Freq
FALSE 737 0.13
TRUE 4949 0.87

Variables used: AIRCOND

ACBehavior

ACBehavior n Unweighted Freq
Set one temp and leave it 1661 0.292
Manually adjust at night/no one home 984 0.173
Program thermostat to change at certain times 727 0.128
Turn on or off as needed 438 0.077
No control 2 0.000
NA 1874 0.330

Variables used: USECENAC

ClimateRegion_BA

ClimateRegion_BA n Unweighted Freq
Hot-Dry/Mixed-Dry 750 0.132
Hot-Humid 1036 0.182
Mixed-Humid 1468 0.258
Cold/Very Cold 2008 0.353
Marine 424 0.075

Variables used: CLIMATE_REGION_PUB

ClimateRegion_IECC

ClimateRegion_IECC n Unweighted Freq
1A-2A 846 0.149
2B 106 0.019
3A 637 0.112
3B-4B 644 0.113
3C 209 0.037
4A 1021 0.180
4C 215 0.038
5A 1240 0.218
5B-5C 332 0.058
6A-6B 376 0.066
7A-7B-7AK-8AK 60 0.011

Variables used: IECC_CLIMATE_PUB

Continuous

WinterTempDay

Minimum Median Maximum
50 70 90

Variables used: TEMPHOME

WinterTempAway

Minimum Median Maximum
50 68 90

Variables used: TEMPGONE

WinterTempNight

Minimum Median Maximum
50 68 90

Variables used: TEMPNITE

SummerTempDay

Minimum Median Maximum
50 72 90

Variables used: TEMPHOMEAC

SummerTempAway

Minimum Median Maximum
50 75 90

Variables used: TEMPGONEAC

SummerTempNight

Minimum Median Maximum
50 72 90

Variables used: TEMPNITEAC

TOTCSQFT

Total cooled square footage

Minimum Median Maximum
0 1218.5 8066

TOTHSQFT

Total heated square footage

Minimum Median Maximum
0 1559 8066

TOTSQFT_EN

Total square footage (used for publication)

Minimum Median Maximum
221 1773.5 8501

TOTUCSQFT

Total uncooled square footage

Minimum Median Maximum
0 400 7986

TOTUSQFT

Total unheated square footage

Minimum Median Maximum
0 250 6660

CDD30YR

Cooling degree days, 30-year average 1981-2010, base temperature 65F

Minimum Median Maximum
0 1150.5 5792

CDD65

Cooling degree days in 2015, base temperature 65F

Minimum Median Maximum
0 1378 6607

CDD80

Cooling degree days in 2015, base temperature 80F (used for garage cooling load estimation only)

Minimum Median Maximum
0 60 2297

HDD30YR

Heating degree days, 30-year average 1981-2010, base temperature 65F

Minimum Median Maximum
0 4353 12184

HDD65

Heating degree days in 2015, base temperature 65F

Minimum Median Maximum
0 3877.5 9843

HDD50

Heating degree days in 2015, base temperature 50F (used for garage heating load estimation only)

Minimum Median Maximum
0 1260 4956

GNDHDD65

Heating degree days of ground temperature in 2015, base temperature 65F

Minimum Median Maximum
0 3704.305 11850.55

BTUEL

Total site electricity usage, in thousand Btu, 2015

Minimum Median Maximum
201.574 32582.39 215695.7

DOLLAREL

Total electricity cost, in dollars, 2015

Minimum Median Maximum
18.72 1253.015 8121.56

BTUNG

Total natural gas usage, in thousand Btu, 2015

Minimum Median Maximum
0 17961.36 306594.2

DOLLARNG

Total natural gas cost, in dollars, 2015

Minimum Median Maximum
0 231.8 2789.84

BTULP

Total propane usage, in thousand Btu, 2015

Minimum Median Maximum
0 0 220435.3

DOLLARLP

Total cost of propane, in dollars, 2015

Minimum Median Maximum
0 0 5121.27

BTUFO

Total fuel oil/kerosene usage, in thousand Btu, 2015

Minimum Median Maximum
0 0 273608.2

DOLLARFO

Total cost of fuel oil/kerosene, in dollars, 2015

Minimum Median Maximum
0 0 4700.03

TOTALBTU

Total usage, in thousand Btu, 2015

Minimum Median Maximum
201.574 68663.35 490187.4

TOTALDOL

Total usage, in thousand Btu, 2015

Minimum Median Maximum
60.46 1724.595 10135.99

BTUWOOD

Total cordwood usage, in thousand Btu, 2015 (Wood consumption is not included in TOTALBTU or TOTALDOL)

Minimum Median Maximum
0 0 295475.8

BTUPELLET

Total wood pellet usage, in thousand Btu, 2015 (Wood consumption is not included in TOTALBTU or TOTALDOL)

Minimum Median Maximum
0 0 115500