BlackBerry wireless e-mail comes from Canada, and so do auto parts.

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Japan says that it will stop importing American beef after September 1st unless the United States can certify that none of it comes from Canada.

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The other comes from western Canada, home to the farmers who grow the oilseeds that go into margarine.

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One comes from outside Canada.

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Around a tenth of its revenues comes from overseas, mostly from sales to France and Canada.

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One in every six barrels of oil consumed daily in the U.S. comes from the oil sands in Alberta, Canada.

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The contribution comes specifically from the Nissan Americas markets (U.S., Canada, Mexico, Brazil, Latin America).

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The uranium comes from friendly English speaking sources like the U.S., Canada and Australia.

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The data comes from Aircell, an Illinois-based broadband provider that provides a wi-fi service called Gogo to Air Canada, AirTran, Alaska Airlines, American Airlines, Continental, Delta Air Lines, Frontier Airlines, United Airlines, US Airways and Virgin America.

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