auteur vs caricaturist

auteur

noun
  • A creative artist, especially a film director, seen as having a specific, recognisable artistic vision, and who is seen as the single or preeminent ‘author’ of his works. 

caricaturist

noun
  • A person who draws caricatures. 

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