Figure 2-4 Annual Person-Trips by Purpose and Day of Week: 2009
NOTES: Person-trips are trips by one person in any mode of transportation. Family/personal errands includes personal business, shopping, and medical/dental appointments. To or from work includes work-related business trips. The National Household Travel Survey was last completed in 2009. The 2016 National Household Travel Survey is currently underway, and results will be released in 2018.
SOURCE: U.S. Department of Transportation, Federal Highway Administration, 2009 National Household Travel Survey, latest data available at nhts.ornl.gov as of February 2016.