Bestsellers 2005 & 2015 (so far)

This is the list of bestsellers (1-5) for 2005:

 1. Harry Potter and the Half Blood Prince by J. K. Rowling. 

2. The World is Flat: A Brief History of the Twenty-First Century by Thomas L. Fried man. 

3. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything by Seven D. Levitt and Stephen J. Dubner. 

4. Good to Great: Why Some Companies Make the Leap...and Others Don't by Jim Collins.

5. YOU: The Owner's Manual by Michael F. Roizen.

This is the list of bestsellers so far in 2015:

1. Deliciously Ella: Awesome Ingredients, Incredible Food That You and Your Body Will Love by Ella Woodward.

2. Davina's 5 Weeks To Sugar-Free: Yummy, easy recipes to help you kick sugar and feel amazing by Davina McCall.

3. Elizabeth is Missing by Emma Healey.

4. The Girl on the Train by Paula Hawkins.

5. The Miniaturist by Jessie Burton.

There's quite a difference between the books, and I'm intrigued as to how this list will look in another 5 years time.