(MONEY Magazine) – $6,312 Average annual amount American households spend on daily transportation, according to the Surface Transportation Policy Project

$8,840 Average annual amount Houston households spent on daily transportation in 1997 and 1998. (Critics blame sprawl, traffic jams and lack of public transportation.)

$6,536 Average annual amount Houstonians spent on shelter

$15 Daily round-trip cost per person paid by a group of Riverside County, Calif. commuters for an 18-minute "plane-pool" flight into Los Angeles to avoid the hour-long car trip.

$5.33 Average price of a gallon of gas in Hong Kong in the first quarter 2001

$1.46 Average price in the United States

39[cents] Average price in Caracas, Venezuela

$120 Annual shoe subsidy the Calvert Group of Bethesda, Md. gives employees who walk to work.

--BORZOU DARAGAHI