Filofax vs record book

Filofax

noun
  • A personal organizer comprising a calendar, address book, etc. in a compact wallet. 

record book

noun
  • a book in which a record is kept of events, perhaps similar to a logbook. 

  • a book which lists achievements which break records, the most famous being "Guinness World Records", formerly known as "Guinness Book of Records". 

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