cowman vs puncher

cowman

noun
  • cattleman 

  • cattle rancher 

puncher

noun
  • A cowpuncher; a cowboy. 

  • A person who punches (in a specified manner). 

  • A device for punching something, such as tickets. 

  • A person who keys data into a computer system. 

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