apathy vs enjoyment

apathy

noun
  • Lack of emotion or motivation; lack of interest or enthusiasm towards something; disinterest (in something). 

enjoyment

noun
  • The condition of enjoying anything. 

  • An activity that gives pleasure. 

  • The exercise of a legal right. 

  • An enjoyable state of mind. 

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