| Estimated Sales | Author | % Correct |
|---|---|---|
| 500 million | J. K. Rowling | 100%
|
| 2 - 4 billion | Agatha Christie | 70%
|
| 2 - 4 billion | William Shakespeare | 57%
|
| 600 million | Enid Blyton | 10%
|
| 500 - 1000 million | Barbara Cartland | 7%
|
| 500 - 800 million | Danielle Steel | 7%
|
| 125 - 500 million | Gilbert Patten | 3%
|
| 370 - 600 million | Sidney Sheldon | 3%
|
| 500 - 700 million | Georges Simenon | 0%
|
| 750 million | Harold Robbins | 0%
|