Mariner vs journeyman

Mariner

noun
  • A player on the team the Seattle Mariners. 

name
  • A surname. 

journeyman

noun
  • A tradesman who has served an apprenticeship and is employed by a master tradesman. 

  • A competent but undistinguished tradesman, especially one who works, and is paid by the day. 

  • A player who plays on many different teams during the course of his career. 

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