QPP vs Sûreté du Québec

QPP

noun
  • Quebec Provincial Police (Sûreté du Québec); the police force of the Canadian province of Quebec. 

  • Quebec Pension Plan 

Sûreté du Québec

name
  • the Quebec provincial police force 

How often have the words QPP and Sûreté du Québec occurred in a corpus of books? (source: Google Ngram Viewer )