journalist vs scriptwriter

journalist

noun
  • The keeper of a personal journal, who writes in it regularly. 

  • One whose occupation is journalism, originally only writing in the printed press. 

  • A reporter, someone who professionally reports on news and current events. 

scriptwriter

noun
  • A person who writes scripts. 

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