Based on sales at independent bookstores nationwide for the eight-week period ending August 2, 2015.

1. The Girl on the Train
Paula Hawkins, Riverhead, $26.95, 9781594633669

2. The English Spy
Daniel Silva, Harper, $27.99, 9780062320131

3. Dark Places
Gillian Flynn, Broadway, $14, 9780553418484

4. The Silkworm
J.K. Rowling writing as Robert Galbraith, Mulholland, $18, 9780316206891

5. Personal
Lee Child, Dell, $9.99, 9780804178754

6. Luckiest Girl Alive
Jessica Knoll, S&S, $25, 9781476789637

7. Gone Girl
Gillian Flynn, Broadway, $15, 9780553418361

8. Top Secret Twenty-One
Janet Evanovich, Bantam, $8.99, 9780345542939

9. The 6th Extinction
James Rollins, Morrow, $9.99, 9780061785696

10. The Cartel
Don Winslow, Knopf, $27.95, 9781101874998

11. Sharp Objects
Gillian Flynn, Three Rivers, $14, 9780307341556

12. Sycamore Row
John Grisham, Dell, $9.99, 9780345543240

13. Flesh and Blood
Patricia Cornwell, Morrow, $9.99, 9780062325358

14. The Handsome Man’s de Luxe Cafe
Alexander McCall Smith, Anchor, $14.95, 9780804169905

15. The Cuckoo’s Calling
J.K. Rowling writing as Robert Galbraith, Mulholland, $18, 9780316206853

16. Still Life
Louise Penny, Griffin, $15.99, 9780312541538

17. Inferno
Dan Brown, Anchor, $9.99, 9781400079155

18. The Bone Tree
Greg Iles, Morrow, $27.99, 9780062311115

19. Code of Conduct
Brad Thor, Atria, $27.99, 9781476717159

20. Field of Prey
John Sandford, Berkley, $9.99, 9780425275115

21. Natchez Burning
Greg Iles, Harper, $9.99, 9780062311092

22. Ordinary Grace
William Kent Krueger, Atria, $16, 9781451645859

23. Dry Bones
Craig Johnson, Viking, $27.95, 9780525426936

24. The Fifth Gospel
Ian Caldwell, S&S, $25.99, 9781451694147

25. The Monogram Murders
Sophie Hannah, Agatha Christie, Morrow, $14.99, 9780062297228