| #2 |  The Sea of Monsters
| 3.98 | 1,532 reads | |
| #3 |  The Last Olympian
| 4.32 | 1,278 reads | |
| #4 |  The Titan's Curse
| 4.16 | 1,389 reads | |
| #5 |  The Lightning Thief
| 4.05 | 2,304 reads | |
| #6 |  The Battle of the Labyrinth
| 4.2 | 1,306 reads | |
| #7 |  The Throne of Fire
| 3.93 | 328 reads | |
| #8 |  The Lost Hero
| 4.04 | 888 reads | |
| #9 |  The Red Pyramid
| 3.9 | 461 reads |