NOTE: Overnight travel includes trips of at least one night or longer by residents of each country. Data for Canada and Mexico do not include same-day travel, which accounts for the majority of trips by Canadian and Mexican residents to the United States.
SOURCE: U.S. Department of Commerce, International Trade Administration, Office of Tourism Industries, "Arrivals to the U.S. 2000 & 1999," available at http://tinet.ita.doc.gov, as of July 18, 2001.
