In 2016 rankings, Walmart is the top dog on the Fortune 500 list  for the fourth consecutive year. Rounding out the top 10 in the 62nd annual rankings, based on total revenues for their fiscal years: ExxonMobil, Apple, Berkshire Hathaway, McKesson, UnitedHealth Group, CVS Health,General Motors, Ford Motor and AT&T.

Apple, which was the most profitable company on the list, with $53 billion in profits, was among companies making big moves this year, jumping to No. 3 from No. 5 last year. Other movers in the top 25 included Amazon.com (No. 18) and Walgreens (No. 19), which moved into the top 20 from No. 29 and No. 35 last year. And Microsoft (No. 25) made the top 25 for the first time, up from No. 31 last year.

Facebook jumped 85 spots to No. 157, while Netflix leaped 95 spots to No. 379 (from No. 474) and Expedia moved 73 to No. 385. More than half of Fortune 500 companies saw sales drop, including No. 1 Walmart, which had a sales decline of 0.7% in 2015. For the entire list, revenues were down 4.2% from 2015.

Collectively, the Fortune 500 had total annual revenues of $12 trillion, about two-thirds the size of the U.S. GDP — but down 4% from last year’s all-time high of $12.5 trillion.