"Median Annual Commuting Expenditure by Income Group and Mode, 1999",,,,,, ,Own Vehicle,Public Transit,,,, "Less than $8,000",$678 ,$540 ,,,, "$8,000 to $14,999",$847 ,$702 ,,,, "$15,000 to $21,999",$960 ,$765 ,,,, "$22,000 to $29,999","$1,280 ",$765 ,,,, "$30,000 to $44,999","$1,600 ",$765 ,,,, "$45,000 and Higher","$1,694 ","$1,080 ",,,, Total Population,"$1,280",$765,,,, Source: U.S. Census Bureau Data from the Survey of Income and Program Participation,,,,,,