sheep vs sheeple

sheep

noun
  • A timid, shy person who is easily led by others. 

  • The domestic Ovies aries, the most well known species of Ovis. 

  • Sheepskin leather. 

  • A woolly ruminant of the genus Ovis. 

  • A religious adherent, a member of a congregation or religious community (compare flock). 

  • A person who is easily understood by a speech recognition system; contrasted with goat. 

sheeple

noun
  • A person who unquestioningly accepts as true whatever their political leaders say or who adopts popular opinion as their own without scrutiny. 

  • People who unquestioningly accept as true whatever their political leaders say or who adopt popular opinion as their own without scrutiny. 

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