Table A11. U.S. Vehicles by NHTS Household Composition2, 2001 (Million Vehicles) 

ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS 

No Children Youngest Child 0-5 Youngest Child 6-15 Youngest 

16-2

2001 Household and Vehicle Characteristics 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

Household Characteristics Total.............................. 16.4 43.8 1.8 31.5 3.5 35.2 1.7 Census Region and Division  Northeast......................... 2.5 7.6 0.3 5.1 0.7 6.1 0.2 

 New England...................... 0.7 2.6 0.0 1.5 0.3 1.8 0.1 

 Middle Atlantic ................. 1.9 4.9 0.3 3.7 0.4 4.4 0.1 

 Midwest .......................... 3.8 10.0 0.4 7.9 0.8 8.6 0.6  East North Central............... 2.7 6.8 0.3 5.4 0.5 6.0 0.5  West North Central .............. 1.1 3.3 0.1 2.5 0.3 2.6 0.1  South............................. 6.5 16.7 0.8 10.7 1.3 12.2 0.6  South Atlantic................... 3.6 9.5 0.6 5.6 0.7 6.8 0.4  East South Central............... 1.1 3.0 0.1 1.8 0.2 1.7 0.1 

 West South Central............... 1.8 4.3 0.2 3.3 0.4 3.7 0.2 

 West.............................. 3.6 9.5 0.3 7.7 0.7 8.2 0.3  Mountain ........................ 1.1 2.8 0.1 2.1 0.2 2.4 0.1  Pacific ......................... 2.5 6.7 0.2 5.6 0.5 5.9 0.3 Urban Status  Urban ............................ 13.5 33.2 1.5 24.4 2.8 25.8 1.3  Rural ............................ 2.9 10.7 0.3 7.1 0.7 9.3 0.5 Household Size  1 Person ......................... 16.4 0.4 0.0 0.0 0.0 0.0 0.1 

 2 Persons ........................ 0.0 35.8 0.5 0.1 1.4 0.1 1.2 

 3 Persons ........................ #N/A 6.3 0.6 7.5 1.4 8.4 0.4  4 Persons......................... #N/A 1.1 0.4 12.2 0.5 16.6 0.0 

 5 Persons......................... #N/A 0.2 0.2 7.1 0.1 7.4 0.0 

 6 or More Persons ................ #N/A 0.1 0.1 4.7 0.0 2.7 #N/A 

Race of Householder  White............................. 12.8 35.1 0.8 22.5 2.5 26.8 1.4  Black ............................ 1.8 3.3 0.7 2.4 0.6 3.1 0.2  Other ............................ 1.8 5.4 0.3 6.6 0.5 5.4 0.1 

Hispanic Descent  Yes .............................. 0.8 2.8 0.3 4.8 0.3 3.5 0.1 

 No................................ 15.6 41.1 1.6 26.7 3.2 31.7 1.7 Family Income  Less than $5,000.................. 0.5 0.5 0.1 0.2 0.1 0.4 0.0 

 $5,000 to $9,999.................. 0.9 0.9 0.2 0.4 0.1 0.5 0.0 

 $10,000 to $14,999 ............... 0.9 0.8 0.2 0.7 0.3 0.7 0.2 
Table A11. U.S. Vehicles by NHTS Household Composition2, 2001 (Million Vehicles) 

 (Continued) 

90 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS

No Children Youngest Child 0-5 Youngest Child 6-15 Youngest 

16-2

2001 Household and Vehicle Characteristics 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

 $15,000 to $19,999 ............... 1.1 1.4 0.3 1.3 0.4 1.0 0.2  $20,000 to $24,999 ............... 1.3 1.7 0.2 1.2 0.2 0.7 0.1 

 $25,000 to $34,999................ 3.0 3.9 0.3 3.6 0.7 3.0 0.3 

 $35,000 to $49,999................ 3.6 8.2 0.2 6.6 0.8 6.8 0.4 

 $50,000 to $74,999 ............... 2.4 9.1 0.2 7.1 0.4 8.4 0.2  $75,000 or More .................. 1.6 14.8 0.1 9.5 0.3 12.1 0.1 

 Don't Know........................ 1.2 2.6 0.1 0.9 0.1 1.5 0.1 Income Relative to Poverty Line  Below 100 Percent................. 1.3 1.5 0.6 2.6 0.6 2.5 0.1  100 to 150 Percent ............... 0.9 2.0 0.3 2.2 0.5 1.5 0.2  Above 150 Percent ................ 13.0 37.7 0.9 25.8 2.3 29.6 1.2 

 Don't Know........................ 1.2 2.6 0.1 0.9 0.1 1.5 0.1 Number of Drivers  1................................. 16.3 1.7 1.5 1.3 2.4 0.8 0.3  2................................. 0.0 35.3 0.2 24.2 0.9 21.2 1.2 

 3................................. #N/A 5.5 0.1 4.3 0.2 10.0 0.2 

 4 or More ........................ #N/A 1.2 0.0 1.7 0.0 3.1 0.1 

Age of Primary Driver  16 to 17 Years.................... #N/A #N/A 0.0 0.1 0.1 0.9 0.2 

 18 to 22 Years.................... 0.4 2.0 0.2 1.0 0.3 1.6 0.4 

 23 to 29 Years.................... 1.7 5.9 0.5 5.8 0.1 1.1 #N/A  30 to 39 Years.................... 3.3 5.1 0.6 14.0 1.0 8.0 0.1  40 to 49 Years.................... 4.1 7.3 0.3 5.0 1.4 14.0 0.6  50 to 59 Years.................... 4.2 13.0 0.1 1.2 0.4 3.8 0.3 

 60 to 69 Years.................... 1.8 4.1 0.0 0.3 0.1 0.6 0.0 

 70 to 79 Years.................... 0.7 0.7 #N/A 0.1 0.0 0.3 0.0 

 80 Years and Over................. 0.2 0.1 #N/A 0.0 0.0 0.0 #N/A  Don't Know........................ 0.2 5.6 0.1 3.9 0.2 4.8 0.2 Sex of Householder  Male.............................. 8.6 19.9 0.2 11.7 1.0 13.8 0.5  Female ........................... 7.8 23.9 1.6 19.7 2.5 21.4 1.2 Vehicle Characteristics Model Year  2001 to 2002...................... 1.0 3.4 0.1 2.2 0.2 2.4 0.1  2000.............................. 1.1 4.0 0.1 2.9 0.2 3.0 0.1  1999.............................. 1.2 3.7 0.1 2.5 0.3 2.8 0.1 

 1998.............................. 1.1 3.3 0.1 2.4 0.2 2.4 0.2 

 1997.............................. 1.2 2.9 0.1 2.2 0.3 2.4 0.1  1996.............................. 0.9 2.7 0.1 1.9 0.2 2.3 0.1 

 1995.............................. 1.1 3.2 0.1 2.2 0.3 2.1 0.1 
Table A11. U.S. Vehicles by NHTS Household Composition2, 2001 (Million Vehicles) 

 (Continued) 

 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS 

No Children Youngest Child 0-5 Youngest Child 6-15 Youngest 

16-2

2001 Household and Vehicle Characteristics 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

 1992 to 1994...................... 2.6 6.8 0.4 5.3 0.6 5.7 0.3  1989 to 1991...................... 2.4 5.3 0.3 3.6 0.5 4.4 0.3  1986 to 1988...................... 1.5 3.2 0.2 2.5 0.4 3.0 0.2 

 1983 to 1985...................... 0.9 1.7 0.1 1.2 0.1 1.6 0.1  1980 to 1982...................... 0.2 0.6 0.0 0.3 0.1 0.6 0.0 

 1977 to 1979...................... 0.3 0.5 0.0 0.4 0.0 0.5 0.0  1976 or Earlier................... 0.4 1.2 0.0 1.0 0.0 0.9 0.0  Don't Know........................ 0.5 1.3 0.0 0.7 0.1 1.0 0.0 Type of Vehicle  Passenger Car .................... 11.1 26.1 1.4 16.2 2.3 17.3 1.3  Vans (Large and Minivans)......... 0.7 2.5 0.1 4.7 0.3 5.3 0.1  Sport Utility Vehicle ............ 1.8 5.7 0.2 4.9 0.5 5.4 0.2 

 Pickup Truck ..................... 2.8 9.2 0.1 5.6 0.4 6.9 0.2  Recreational Vehicle.............. 0.1 0.3 0.0 0.1 0.0 0.2 0.0 

Fuel Economy (miles per gallon)  10.9 or Less...................... 0.5 1.3 0.0 0.6 0.1 1.1 0.0 

 11 to 12.9 ....................... 0.6 1.6 0.0 0.9 0.1 1.2 0.0  13 to 15.9 ....................... 2.1 6.1 0.2 4.6 0.4 5.8 0.1  16 to 18.9........................ 3.2 8.9 0.3 6.7 0.6 7.6 0.4  19 to 21.9 ....................... 3.3 9.0 0.5 7.4 0.7 8.1 0.3 

 22 to 24.9 ....................... 3.3 8.8 0.4 5.5 0.7 6.1 0.3  25 to 29.9 ....................... 2.5 6.1 0.4 4.2 0.6 3.9 0.4 

 30 or More ....................... 0.9 2.1 0.1 1.5 0.2 1.4 0.1 

 1 = "Household Composition (EIA)" represents an equivalent category with previous household transportation studies coInformation Administration (EIA).  2 = "Household Composition (NHTS)" represents an equivalent category in the National Household Travel Survey (NHTS) cDepartment of Transportation.  # underlined = Estimate, when rounded, displays as a zero value.  # in red, italic format = Data withheld either because the relative standard error was greater than 50 percent or fewwere sampled.  #N/A = Value is missing or not applicable.  Notes: ▪ "Gallons" and "Miles Per Gallon" are displayed in Gallon of Gasoline Equivalent (GGE) units due to the non-gin the augmented NHTS data. ▪ Data in this table are for households with passenger vehicles operated for residential tr

for definitions used in this table. ▪ "Income Relative to Poverty Line" category was calculated by evaluating the categwith Poverty Thresholds for 2001 by Size of Family and Number of Related Children Under 18 Years (http://www.census.gov/as published by the U.S. Department of Commerce, U.S. Census Bureau. ▪ Because of independent rounding, data may not suis defined as the person identified as the household respondent by the NHTS.  Sources: ▪ Energy Information Administration (EIA), Office of Oil and Gas, Form EIA-782A, "Refiners'/Gas Plant OperatProduct Sales Report," Form EIA-782B, "Resellers'/Retailers' Monthly Petroleum Product Sales Report," Form EIA-888, "On-Survey," Form EIA-895, "Monthly Quantity and Value of Natural Gas Report," ▪ EIA, Office of Coal, Nuclear, Electric, and 826, "Monthly Electric Utility Sales and Revenue Report with State Distributions." ▪ U.S. Department of Transportation, Travel Survey (NHTS), January 2004 public-use file augmented by EIA. See http://www.eia.doe.gov/emeu/rtecs/nhts_survey/
Table A11. U.S. Vehicles by NHTS Household Composition2, 2001 (Million Vehicles) 

 (Continued) 

92 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS

No Children Youngest Child 0-5 Youngest Child 6-15 Youngest 

16-2

2001 Household and Vehicle Characteristics 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

2+ 

adults 

One 

adult 

on augmentations to NHTS public-use data.