Borough vs Quarter

Borough

name
  • The area, properly called Southwark, just south of London Bridge, which is at the north end of Borough High Street (OS grid ref TQ3279). 

Quarter

name
  • A village in South Lanarkshire council area, Scotland (OS grid ref NS7251). 

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