Gross revenue took a big hit last year. The Global 100 firms reported a 7 percent decrease last year over the previous year. Head count and revenue per lawyer slid 3 percent. American and British firms continue to dominate the chart: Seventy-nine of the world’s top-grossing firms are American, and 12 are British. Rounding out this year’s list are five Australian firms; and one firm each from Canada, France, Spain, and the Netherlands.

Revenue figures for American firms were obtained from The Am Law 100. European firm revenues were obtained from Legal Week in London. Australian and Canadian firms were surveyed individually. Currency conversion rates to U.S. dollars are annual averages for 2009. Lawyer numbers are average full-time-equivalent numbers for the most recent fiscal year. Revenue figures are rounded to the nearest $500,000. For more details, see our methodology .