coffee pot vs percolator

coffee pot

noun
  • A tall pot in which coffee is brewed or served. 

percolator

noun
  • A device used to brew coffee by passing boiling water through coffee grounds 

  • A pharmaceutical apparatus for producing an extract from a drug by percolation. 

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