booby prize vs consolation

booby prize

noun
  • A prize or status, often unwelcome, awarded as a joke or disincentive to the loser of a contest or for poor performance. 

consolation

noun
  • The prize or benefit for the loser. 

  • A consolation goal. 

  • The act or example of consoling; the condition of being consoled. 

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