Travel Mode to Work by Selected Commuting Characteristics: 2008–2012
2008-2012 National Travel Mode to Work by Selected Commuting Characteristics. Contains estimates, percentages and margins of error. Data is at the country level.
Brian McKenzie, "Modes Less Traveled—Bicycling and Walking to Work in the United States: 2008–2012", U.S. Census Bureau, American Community Survey Reports, Issued May 2014, ACS-25. [Table 4]
Data accessed from: https://www2.census.gov/library/publications/2014/acs/acs-25.pdf
