Roger vs boner

Roger

name
  • A male given name from the Germanic languages. 

  • A surname originating as a patronymic. 

  • Jolly Roger (pirate flag) 

boner

noun
  • An erect penis. 

  • An often perverse sense of enjoyment from or predilection towards something. 

  • Why do guys get boners when they wake up in the morning? 

  • One who or that which bones (removes bones). 

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