plenitude vs sum-total

plenitude

noun
  • Fullness; completeness. 

  • Fullness (of the moon). 

  • The metaphysical idea that the universe contains everything that is possible. 

  • An abundance; a full supply. 

sum-total

noun
  • Entirety. 

  • Total. 

  • Epitome. 

How often have the words plenitude and sum-total occurred in a corpus of books? (source: Google Ngram Viewer )