gassed vs schnookered

gassed

adj
  • Drunk; intoxicated by alcohol. 

  • In a gaseous state. 

  • Exhausted 

  • Happy 

  • Excited 

  • High; intoxicated by psychoactive drugs. 

schnookered

adj
  • excessively drunk (from alcohol) 

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