asleep vs sacked out

asleep

adj
  • In a state of sleep; also, broadly, resting. 

  • Inattentive. 

  • Having a numb or prickling sensation accompanied by a degree of unresponsiveness. 

  • Dead. 

sacked out

adj
  • Sound asleep, usually from a healthy exhaustion. 

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