asking price vs book value

asking price

noun
  • The list price or sticker price of an item; the price without any discounts or incentives. 

book value

noun
  • The price for which an item or service should be bought or sold, usually as related in a printed collection of prices for similar items or services. 

  • The value of an asset as reflected on an entity's accounting books, without accounting for appreciation or depreciation. 

How often have the words asking price and book value occurred in a corpus of books? (source: Google Ngram Viewer )