| 01 | Washington: A Life | 37.1 |
| 02 | Team of Rivals: The Political Genius of Abraham Lincoln | 35.0 |
| 03 | Churchill by Andrew Roberts | 30.0 |
| 04 | Napoleon: A Life | 27.2 |
| 05 | Penguin Random House | 25.0 |
| 06 | Gandhi: The Years That Changed the World, 1914-1948 | 24.6 |
| 07 | John Adams | 23.5 |
| 08 | Mao: The Man Who Made China | 23.2 |
| 09 | The Guardian | 23.1 |
| 10 | The Path to Power | 22.8 |
| 11 | macmillan.com | 20.7 |
| 12 | Franklin D. Roosevelt: A Political Life by Robert Dallek | 20.3 |
| 13 | King: A Life | 20.0 |
| 14 | Long Walk to Freedom | 19.7 |
| 15 | Xi by Kerry Brown | 18.7 |
| 16 | The Power Broker | 18.3 |
| 17 | The Last Lion | 18.2 |
| 18 | Roy Jenkins: A Well Rounded Life by John Campbell | 17.7 |
| 19 | Woodrow Wilson: A Biography | 17.5 |
| 20 | Incarnations: India in 50 Lives by Sunil Khilnani | 16.9 |
| 21 | Negro With a Hat by Colin Grant | 16.3 |
| 22 | Lenin: A Biography | 14.0 |
| 23 | Alexander Hamilton | 13.5 |
| 24 | Means of Ascent | 10.2 |
| 25 | Master of the Senate | 9.4 |
| 26 | An Autobiography: The Story of My Experiments with Truth | 7.7 |
| 27 | Deng Xiaoping and the Transformation of China | 7.3 |
| 28 | Steve Jobs | 7.2 |
| 29 | Shoe Dog | 7.1 |
| 30 | Titan: The Life of John D. Rockefeller, Sr. | 7.0 |