crockery vs dinnerware

crockery

noun
  • Dishes, plates, and similar tableware collectively, usually made of some ceramic material, used for serving food on and eating from. 

  • Crocks or earthenware vessels, especially domestic utensils, collectively. 

dinnerware

noun
  • The dishes used for serving dinner. 

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