hustings vs polling

hustings

noun
  • An election campaign. 

  • A platform where candidates in an election give speeches; a husting. 

polling

noun
  • the process of voting in an election. 

  • The action of taking a poll. 

  • A technique that continually interrogates a peripheral or service to see if it has data to transfer. 

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