Sources
- American Public Transportation Association – 2006 Public Transportation Fact Book. Page 25, table 30. Available online at: http://www.apta.com/research/stats/factbook/index.cfm
- Union of Concerned Scientists – Rolling Smokestacks. Available online at: http://www.ucsusa.org/clean_vehicles/big_rig_cleanup/
rolling-smokestacks-cleaning-up-americas-trucks-and-buses.html - Transport Costs Per Passenger Mile – Antiplanner. (Analysis of Bureau of Economic Analysis, Federal Highway Administration, and US Department of Transportation statistics). Available online at: http://ti.org/antiplanner/?p=88#more-88
- 2004 Transit Profiles – National Transit Administration. Page 315. Available online at: http://www.apta.com/research/stats/agency/index.cfm.
[$9.40 per mile statistic calculated by adding Bus Operating Expenses, subtracting Fare Revenues, adding Uses of Capital Funds, and dividing by the number of Annual Vehicle Revenue miles.] - 2004 Transit Profiles – National Transit Administration. Page 315. Available online at: http://www.apta.com/research/stats/agency/index.cfm.
[$5.82 per passenger loss statistic calculated by adding Bus Operating Expenses, subtracting Fare Revenues, adding Uses of Capital Funds, and dividing by the number of Annual Unlinked Trips.] - 2004 Transit Profiles – National Transit Administration. Page 315. Available online at: http://www.apta.com/research/stats/agency/index.cfm.
[$30.7 million annual cost statistic calculated by adding Bus Operating Expenses, subtracting Fare Revenues, and adding Uses of Capital Funds.] - 2005 American Community Survey – Grand Rapids, MI Urbanized Area. Available online at: http://factfinder.census.gov/servlet/STTable?_bm=y&-state=st&-context=st&-qr_name=ACS_2005_EST_G00_S0802&-ds_name=ACS_2005_EST_G00_&-tree_id=305&-_caller=geoselect&-geo_id=40000US34300&-format=&-_lang=en
