parking lot vs transportation

parking lot

noun
  • An open area, generally paved, where automobiles may be left when not in use. 

  • A road blocked by stop-start traffic. 

transportation

noun
  • A ticket or fare. 

  • Deportation to a penal colony. 

  • A means of conveyance. 

  • The act of transporting, or the state of being transported; conveyance, often of people, goods etc. 

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