joviality vs mirth

joviality

noun
  • The state of being jovial; jollity or conviviality. 

mirth

noun
  • The emotion usually following humour and accompanied by laughter; merriment; jollity; gaiety. 

  • That which causes merriment. 

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