Table A18. U.S. Vehicles by EIA Household Composition1, 2001 (Million Vehicles) 

114 

ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS

Households With Children Households Without 

Age of Oldest Child One Adult--Age of Householder 

2001 Household and Vehicle 

Characteristics Total Under 

7 

Years 

7 to 

15 Years 

16 or 17 

Years 

Total Under 

35 

Years 

35 to 

59 

Years 

60 

Years 

or Over 

Household Characteristics Total.............................. 79.8 20.0 41.5 18.2 111.2 3.7 11.5 11.4 Census Region and Division  Northeast......................... 13.4 3.4 7.0 2.9 18.4 0.6 1.8 1.9 

 New England...................... 4.1 0.9 2.0 1.2 5.8 0.2 0.4 0.5  Middle Atlantic ................. 9.2 2.5 5.0 1.8 12.5 0.4 1.3 1.3  Midwest .......................... 20.1 5.0 9.9 5.2 27.0 0.8 2.7 2.9  East North Central............... 13.9 3.4 6.8 3.7 18.6 0.6 1.9 2.0  West North Central .............. 6.2 1.6 3.1 1.5 8.5 0.2 0.8 0.9  South............................. 27.7 7.0 14.3 6.4 42.5 1.5 4.4 4.4  South Atlantic................... 15.1 3.7 8.1 3.3 23.7 0.8 2.4 2.5  East South Central............... 4.2 1.2 2.1 0.9 7.4 0.2 0.8 0.8 

 West South Central............... 8.4 2.2 4.0 2.2 11.3 0.4 1.2 1.2  West.............................. 18.6 4.6 10.3 3.7 23.3 0.8 2.6 2.2  Mountain ........................ 5.3 1.2 2.8 1.2 7.0 0.2 0.8 0.7  Pacific ......................... 13.3 3.4 7.5 2.4 16.4 0.6 1.8 1.6 Urban Status  Urban ............................ 60.1 15.9 31.1 13.1 83.3 3.2 9.2 8.9  Rural ............................ 19.7 4.1 10.5 5.1 27.9 0.5 2.2 2.5 Household Size  1 Person ......................... #N/A #N/A #N/A #N/A 26.6 3.7 11.5 11.4  2 Persons ........................ 2.5 0.6 1.4 0.5 63.0 #N/A #N/A #N/A 

 3 Persons ........................ 21.6 8.4 9.1 4.2 16.5 #N/A #N/A #N/A  4 Persons......................... 32.6 8.1 17.6 7.0 4.4 #N/A #N/A #N/A  5 Persons......................... 15.3 2.4 8.9 4.0 0.6 #N/A #N/A #N/A 

 6 or More Persons ................ 7.7 0.5 4.6 2.6 0.2 #N/A #N/A #N/A Race of Householder  White............................. 59.1 14.7 30.4 14.0 90.4 2.6 8.9 9.7  Black ............................ 7.2 1.6 3.8 1.8 9.4 0.4 1.4 0.9  Other ............................ 13.5 3.7 7.3 2.4 11.5 0.6 1.2 0.8 Hispanic Descent  Yes .............................. 9.3 2.6 5.0 1.7 5.7 0.3 0.6 0.2 

 No................................ 70.4 17.4 36.5 16.6 105.6 3.3 10.9 11.2 Family Income  Less than $5,000.................. 0.9 0.2 0.6 0.1 1.6 0.1 0.3 0.3 
Table A18. U.S. Vehicles by EIA Household Composition1, 2001 (Million Vehicles) 

 (Continued) 

 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS 

Households With Children Households Without 

Age of Oldest Child One Adult--Age of Householder 

2001 Household and Vehicle 

Characteristics Total Under 

7 

Years 

7 to 

15 Years 

16 or 17 

Years 

Total Under 

35 

Years 

35 to 

59 

Years 

60 

Years 

or Over 

 $5,000 to $9,999.................. 1.2 0.3 0.7 0.2 4.3 0.2 0.7 1.3  $10,000 to $14,999 ............... 2.1 0.5 1.1 0.5 4.5 0.3 0.6 1.5 

 $15,000 to $19,999 ............... 3.3 0.9 1.6 0.8 6.4 0.3 0.6 1.6  $20,000 to $24,999 ............... 2.6 0.8 1.3 0.5 6.3 0.3 0.9 1.0  $25,000 to $34,999................ 8.2 2.4 4.1 1.7 14.9 0.8 1.9 1.9  $35,000 to $49,999................ 15.6 3.8 8.9 3.0 21.7 0.9 2.6 1.3  $50,000 to $74,999 ............... 18.1 4.5 9.0 4.6 18.8 0.4 1.9 0.6  $75,000 or More .................. 24.8 6.0 12.7 6.1 24.2 0.3 1.3 0.4  Don't Know........................ 2.9 0.6 1.6 0.7 8.6 0.2 0.8 1.5 Income Relative to Poverty Line  Below 100 Percent................. 5.6 1.2 3.2 1.2 5.8 0.3 1.0 1.6  100 to 150 Percent ............... 4.8 1.2 2.3 1.3 6.0 0.3 0.6 1.5  Above 150 Percent ................ 66.5 17.1 34.4 15.0 90.9 2.9 9.1 6.8  Don't Know........................ 2.9 0.6 1.6 0.7 8.6 0.2 0.8 1.5 Number of Drivers  1................................. 6.2 1.8 3.9 0.5 31.6 3.6 11.4 11.3  2................................. 47.7 15.5 28.3 3.9 61.9 #N/A #N/A #N/A  3................................. 18.3 2.0 7.3 9.0 13.7 #N/A #N/A #N/A  4 or More ........................ 7.5 0.7 2.0 4.8 3.7 #N/A #N/A #N/A Age of Primary Driver  16 to 17 Years.................... 2.4 #N/A #N/A 2.4 #N/A #N/A #N/A #N/A  18 to 22 Years.................... 3.7 0.8 1.7 1.1 5.0 0.4 #N/A #N/A  23 to 29 Years.................... 7.8 4.8 2.6 0.4 8.3 1.7 #N/A #N/A  30 to 39 Years.................... 24.0 8.6 13.2 2.2 9.5 1.5 1.8 #N/A  40 to 49 Years.................... 23.0 2.3 14.2 6.5 15.7 #N/A 4.3 #N/A  50 to 59 Years.................... 7.0 0.7 3.7 2.5 24.6 #N/A 5.0 #N/A  60 to 69 Years.................... 1.2 0.3 0.7 0.2 18.2 #N/A #N/A 4.2  70 to 79 Years.................... 0.5 0.1 0.3 0.1 12.8 #N/A #N/A 4.6 

 80 Years and Over................. 0.1 0.0 0.0 #N/A 3.9 #N/A #N/A 2.0 

 Don't Know........................ 10.1 2.3 5.1 2.7 13.3 0.0 0.3 0.7 

Sex of Householder  Male.............................. 29.7 7.5 15.3 7.0 50.5 2.1 6.4 3.8  Female ........................... 50.1 12.5 26.3 11.3 60.7 1.5 5.1 7.6 Vehicle Characteristics Model Year  2001 to 2002...................... 5.2 1.5 2.6 1.2 7.3 0.3 0.7 0.5  2000.............................. 6.9 1.9 3.6 1.4 9.1 0.3 0.8 0.7  1999.............................. 6.2 1.7 3.2 1.2 8.5 0.3 0.8 0.8 
Table A18. U.S. Vehicles by EIA Household Composition1, 2001 (Million Vehicles) 

 (Continued) 

116 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS

Households With Children Households Without 

Age of Oldest Child One Adult--Age of Householder 

2001 Household and Vehicle 

Characteristics Total Under 

7 

Years 

7 to 

15 Years 

16 or 17 

Years 

Total Under 

35 

Years 

35 to 

59 

Years 

60 

Years 

or Over 

 1998.............................. 5.7 1.6 2.8 1.3 8.2 0.3 0.7 0.8  1997.............................. 5.5 1.5 2.8 1.2 7.3 0.3 0.7 0.6  1996.............................. 5.0 1.2 2.7 1.2 6.6 0.1 0.7 0.6  1995.............................. 5.2 1.5 2.5 1.2 7.6 0.3 0.7 0.7  1992 to 1994...................... 13.2 3.5 6.7 3.1 17.8 0.6 1.7 1.9  1989 to 1991...................... 10.0 2.1 5.4 2.5 14.6 0.4 1.6 2.0  1986 to 1988...................... 6.8 1.5 3.7 1.6 9.2 0.2 1.1 1.1  1983 to 1985...................... 3.3 0.6 1.9 0.8 5.1 0.1 0.7 0.7  1980 to 1982...................... 1.2 0.2 0.7 0.3 1.6 0.1 0.2 0.2  1977 to 1979...................... 1.0 0.2 0.6 0.2 1.9 #N/A 0.3 0.3  1976 or Earlier................... 2.4 0.6 1.2 0.5 3.0 0.1 0.3 0.4  Don't Know........................ 2.1 0.5 1.2 0.5 3.5 0.1 0.4 0.3 

Type of Vehicle  Passenger Car .................... 41.8 11.1 20.6 10.0 70.6 2.5 7.3 9.4  Vans (Large and Minivans)......... 11.2 2.2 6.7 2.4 7.2 0.1 0.6 0.5  Sport Utility Vehicle ............ 12.0 3.2 6.4 2.4 11.2 0.5 1.3 0.4  Pickup Truck ..................... 14.5 3.5 7.6 3.4 21.1 0.6 2.2 1.0  Recreational Vehicle.............. 0.3 0.0 0.2 0.0 1.1 0.0 0.0 0.1 

Fuel Economy (miles per gallon)  10.9 or Less...................... 1.8 0.3 1.2 0.3 4.3 0.1 0.4 0.4  11 to 12.9 ....................... 2.6 0.6 1.4 0.6 5.1 0.1 0.5 0.6  13 to 15.9 ....................... 12.1 2.7 6.6 2.8 16.3 0.3 1.5 1.9  16 to 18.9........................ 17.0 4.2 8.9 3.8 23.2 0.7 2.3 2.5  19 to 21.9 ....................... 18.3 4.5 9.7 4.1 24.7 0.5 2.4 2.9  22 to 24.9 ....................... 14.2 3.7 7.1 3.4 20.5 0.8 2.2 1.9  25 to 29.9 ....................... 10.1 3.1 4.7 2.4 13.1 0.8 1.6 1.0  30 or More ....................... 3.6 0.9 1.8 0.8 4.1 0.3 0.5 0.2  1 = "Household Composition (EIA)" represents an equivalent category with previous household transportation studies coInformation Administration (EIA).  # 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 Operat
Table A18. U.S. Vehicles by EIA Household Composition1, 2001 (Million Vehicles) 

 (Continued) 

 ENERGY INFORMATION 

ADMINISTRATION / HOUSEHOLD 

VEHICLES 

ENERGY 

USE: LATEST AND 

TRENDS 

Households With Children Households Without 

Age of Oldest Child One Adult--Age of Householder 

2001 Household and Vehicle 

Characteristics Total Under 

7 

Years 

7 to 

15 Years 

16 or 17 

Years 

Total Under 

35 

Years 

35 to 

59 

Years 

60 

Years 

or Over 

Product 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/on augmentations to NHTS public-use data.