instruction: Name top 10 companies from the Fortune 500 list in 2022
output: 1. Walmart   
  2. Amazon.com   
  3. Apple  
  4. CVS Health 
  5. UnitedHealth Group  
  6. Exxon Mobil 
  7. Berkshire Hathaway   
  8. Alphabet  
  9. McKesson   
  10. AmerisourceBergen