Conservative vs statesperson

Conservative

noun
  • A member or supporter of the Conservative Party of Canada, or its predecessors, or provincial equivalents, or their predecessors 

  • pertaining to Conservative Judaism 

  • A member of the Conservative party. 

statesperson

noun
  • A politician who is a leader in national or international affairs. 

  • A political leader who promotes the public good or who is recognized for probity, leadership, or the qualities necessary to govern a state. 

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