cloakroom attendant vs coat check attendant

cloakroom attendant

noun
  • A person who works in a cloakroom (a room intended for holding guests' cloaks and other heavy outerwear, as at a theater or night club). 

coat check attendant

How often have the words cloakroom attendant and coat check attendant occurred in a corpus of books? (source: Google Ngram Viewer )