Wodehousian vs Wonkaesque

Wodehousian

adj
  • Of or pertaining to P. G. Wodehouse (1881–1975), English writer and humorist known for his eccentric half-witted characters. 

Wonkaesque

adj
  • Reminiscent of Willy Wonka, the fantastically eccentric owner of a magical chocolate factory in children's books by Roald Dahl. 

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