Newfoundland vs Nfld

Newfoundland

noun
  • A very large breed of working dog from Newfoundland, with a shaggy, usually black coat, known for its water rescue ability, strength, and gentle disposition. 

name
  • Former name of Newfoundland and Labrador.; 

  • A large island off the coast of eastern Canada, which, along with Labrador, has composed the Canadian province of Newfoundland and Labrador since 1949, and the Dominion of Newfoundland, before it. 

Nfld

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