| #2 |  Nemesis
| 3.66 | 62 reads | |
| #3 |  Timeline
| 3.61 | 337 reads | |
| #4 |  Foundation's edge
| 3.99 | 352 reads | |
| #5 |  Foundation and Earth
| 3.82 | 291 reads | |
| #6 |  Foundation
| 3.99 | 1,425 reads | |
| #7 |  Second Foundation
| 4.15 | 617 reads | |
| #8 |  Foundation and Empire
| 4.03 | 694 reads | |
| #9 |  The Robots of Dawn
| 4.01 | 200 reads |