7-Eleven

Japan's Seven & i Holdings, the world's largest convenience store operator, has reported a nearly 20% fall in first-quarter operating profit.

Here's an overview of the top ten supermarket retail chains in the United States, according to their most recently-available full-year turnover.

Here's an overview of the top five supermarket retail chains in Norway, according to their most recently-available full-year turnover.

Here's an overview of the top five supermarket retail chains in Denmark, according to their most recently-available full-year turnover.