1996 US Public Transport & Highway Costs & Subsidies Amounts in Millions
Factor	Highway	Urban Public Transport	Airline
User Payments	$661,626	$6,965	$58,250
Tax Subsidies	($1,525)	$16,292	-
Total Costs	$660,101	$23,257	$58,250
Person Miles	3,652,000	38,984	434,700
User Payments per Person Mile	$0.181	$0.179	$0.134
Tax Subsidies per Person Mile	($0.000)	$0.418	$0.00
Cost per Person Mile	$0.181	$0.597	$0.134
Calculated from US Department of Transportation data.