joe vs regular coffee

joe

noun
  • Coffee. 

  • Synonym of johannes (“An old Portuguese gold coin bearing a figure of John V of Portugal.”) 

  • A spy, especially a double agent. 

  • A male; a guy; a fellow. 

regular coffee

noun
  • Black coffee 

  • Coffee with caffeine (as opposed to decaffeinated). 

  • American coffee, as opposed to espresso, or a derived coffee drink (cappuccino, latte, iced coffee, etc.) 

  • Coffee with cream and sugar (in contrast to the expected meaning of "black coffee" in other regions of the USA). 

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