gym vs recitation

gym

noun
  • physical education class 

  • A sports facility specialized for lifting weights and exercise. 

verb
  • To go to the gym. 

recitation

noun
  • A regularly scheduled class, in a school, in which discussion occurs of the material covered in a parallel lecture. 

  • The act of publicly reciting something previously memorized. 

  • A part of a song's lyrics that is spoken rather than sung. 

  • The material recited. 

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