How did we arrive at these values?

  • Books Borrowed: Comparable to cost of Borders average discounted hardback.
  • Paperbacks Borrowed: Comparable to Borders average paperback cost.
  • Magazine Borrowed: Comparable to average retail purchase.
  • Movies Borrowed: Comparable the average rental cost at a movie rental store.
  • Audio Books Borrowed: Comparable to Borders Audio Book on CD retail purchase.
  • Items Borrowed from Other Libraries: Comparable to cost of time and transportation.
  • Meeting Room Use per Hour: Based on commercial charge for use of Library meeting space.
  • Adult and Children’s Programs Attended: Comparable to local recreation and entertainment centers.
  • Computer Classes Attended: Comparable to computer training course at local college.
  • Hours of Computer and Internet Use: Comparable to purchase of personal hardware, software, and internet access.
  • Newspapers Viewed In-house and Online: Comparable to purchase of daily newspaper.
  • Research Databases used per month: Comparable to purchase of individual monthly access.
  • Reference Questions Asked: Comparable to phone reference, information, or technical support.
  • Thanks to Luke T. Charde's excellent original open source code for this calculator's source.