Based on sales for the week ending July 15, 2012

16. The Buddha in the Attic
Julie Otsuka, Anchor, $13.95, 9780307744425

17. The Great Gatsby
F.Scott Fitzgerald, Scribner, $15, 9780743273565

18. The Time in Between
Maria Duenas, Atria, $16, 9781451616897

19. Swamplandia!
Karen Russell, Vintage, $14.95, 9780307276681

20. The Weird Sisters
Eleanor Brown, Berkley, $15, 9780425244142

21. The Perks of Being a Wallflower
Stephen Chbosky, MTV Books, $14, 9780671027346

22. Bared to You
Sylvia Day, Berkley, $15, 9780425263907

23. The Leopard
Jo Nesbø, Vintage, $14.95, 9780307743183

24. Ready Player One
Ernest Cline, Broadway, $14, 9780307887443

25. The Family Fang
Kevin Wilson, Ecco, $13.99, 9780061579059

26. Cutting for Stone
Abraham Verghese, Vintage, $15.95, 9780375714368

27. The Art of Racing in the Rain
Garth Stein, Harper, $14.99, 9780061537967

28. Fahrenheit 451
Ray Bradbury, S&S, $11.99, 9781451673319

29. The House at Tyneford
Natasha Solomons, Plume, $15, 9780452297647

30. Train Dreams
Denis Johnson, Picador, $12, 9781250007650

31. The Dovekeepers
Alice Hoffman, Scribner, $16, 9781451617481

32. The Drop
Michael Connelly, Grand Central, $14.99, 9781455518982

33. The Alchemist
Paulo Coelho, HarperOne, $14.99, 9780061122415

34. Aleph
Paulo Coelho, Vintage, $15, 9780307744579

35. The Help
Kathryn Stockett, Berkley, $16, 9780425245132

36. The Art of Hearing Heartbeats
Jan-Philipp Sendker, Other Press, $14.95, 9781590514634

37. Unsaid
Neil Abramson, Center Street, $14.99, 9781599954097

38. The Sisters Brothers
Patrick DeWitt, Ecco, $14.99, 9780062041289

39. The Snowman
Jo Nesbø, Vintage, $14.95, 9780307742995

40. A Visit From the Goon Squad
Jennifer Egan, Anchor, $14.95, 9780307477477

41. The Girl Who Kicked the Hornet's Nest
Stieg Larsson, Vintage, $15.95, 9780307454560

42. Joy for Beginners
Erica Bauermeister, Berkley, $15, 9780425247426

43. The American Heiress
Daisy Goodwin, St. Martin's Griffin, $14.99, 9780312658663

44. Little Bee
Chris Cleave, S&S, $15, 9781416589648

45. Sea Change
Karen White, NAL, $15, 9780451236760

46. Once Upon a River
Bonnie Jo Campbell, Norton, $15.95, 9780393341775

47. Salvage the Bones
Jesmyn Ward, Bloomsbury, $15, 9781608196265

48. A Trick of the Light
Louise Penny, Minotaur, $14.99, 9781250007346

49. The Things They Carried
Tim O'Brien, Mariner, $14.95, 9780618706419

50. The Girl Who Played With Fire
Stieg Larsson, Vintage, $15.95, 9780307454553