The top 75 combined to produce $893.1 billion (€614.4 billion) in revenues in 2008, up 7.6 percent from $830.2 billion (€571.1 billion) in 2007.

The volume increase reflects both the high levels of food inflation, estimated at about 5 percent to 6 percent for the year, combined with traffic growth at the chains on the list. The 10 largest companies on the list accounted for about 68.7 percent of the total volume on the list, the same proportion they comprised a year ago, Supermarket News reported.

Those