World's top five biggest companies

(CLIFFORD SKARSTEDT/QMI AGENCY FILES)

(CLIFFORD SKARSTEDT/QMI AGENCY FILES)

Canoe.ca

, Last Updated: 12:34 PM ET

Walmart, which operates in 26 countries and serves 100 million customers a week, makes even more money than the oil companies.

Here's a list of the world's top five biggest companies according to revenues, ranked by Global 500.

Click the graphic to see a larger version:



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