publican vs restaurateur

publican

noun
  • The manager or owner of a hotel. 

  • A tax collector, especially one working in Judea and Galilee during New Testament times (1st century C.E.) who was generally regarded as sinful for extorting more tax than was due, and as a traitor for serving the Roman Empire. 

  • The landlord (manager or owner) of a public house (“a bar or tavern, often also selling food and sometimes lodging; a pub”). 

restaurateur

noun
  • The owner of a restaurant. 

How often have the words publican and restaurateur occurred in a corpus of books? (source: Google Ngram Viewer )