pedestrianism vs prosaicness

pedestrianism

noun
  • Something that is pedestrian, or banal; a commonplace. 

  • Going on foot; walking. 

  • A form of competitive walking of the nineteenth century, often professional and funded by wagering, from which the modern sport of racewalking developed. 

prosaicness

noun
  • The characteristic of being prosaic. 

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