Table 11 , U.S.-Canadian Border Land-Passenger Gateways: 1999, Land gateway,Entering the U.S. All U.S.-Canadian land gateways, All personal vehicles,"34,519,136" All personal vehicle passengers,"87,691,325" All buses,"181,581" All bus passengers,"4,805,421" All train passengers,"183,728" All pedestrians,"586,765" Personal vehicles行top 5 gateways, "Detroit, MI","8,919,145" "Buffalo-Niagara Falls, NY","7,441,950" "Blaine, WA","3,312,775" "Port Huron, MI","2,150,304" "Calais, ME","2,150,304" Personal vehicle passengers行top 5 gateways, "Detroit, MI","19,382,235" "Buffalo-Niagara Falls, NY","16,531,915" "Blaine, WA","8,442,615" "Sault Ste. Marie, MI","5,765,704" "Port Huron, MI","4,308,549" Buses行top 5 gateways, "Buffalo-Niagara Falls, NY","61,507" "Detroit, MI","39,455" "Blaine, WA","20,478" "Champlain-Rouses Pt., NY","9,570" "Skagway, AK","8,996" Bus passengers行top 5 gateways, "Buffalo-Niagara Falls, NY","1,795,942" "Detroit, MI","624,974" "Blaine, WA","469,659" "Champlain-Rouses Pt., NY","281,021" "Skagway, AK","137,717" Train passengers行top 5 gateways, "Buffalo-Niagara Falls, NY","35,305" "Blaine, WA","31,496" "Port Huron, MI","28,795" "Skagway, AK","28,166" "Champlain-Rouses Pt., NY","25,618" Pedestrians行top 5 gateways, "Buffalo-Niagara Falls, NY","305,775" "Calais, ME","51,003" "Sumas, WA","35,941" "Portland, MEa","29,883" "International Falls-Ranier, MN","24,733" aPedestrian/ferry combination crossing. "Source: U.S. Department of Transportation, Bureau of Transportation Statistics, special tabulation, 2000, based on U.S. Department of the Treasury, U.S. Customs Service, Office of Field Operations, Operations Management database, 1999."