The Top 500 Chain Restaurant Report is a measure of the largest restaurant concepts by U.S. systemwide sales, based on results from the 2021 calendar year. Relevant information is accrued using a combination of public company financial filings, direct operator surveying, franchise disclosure documents and proprietary valuation algorithms. Technomic Inc. believes that its sources of information are reliable but does not assume any liability for the accuracy or comprehensiveness of the information published.