Based on sales for the week ending March 24, 2013

16. 1Q84
Haruki Murakami, Vintage, $16.95, 9780307476463

17. Cloud Atlas
David Mitchell, Random House, $15, 9780812984415

18. The Expats
Chris Pavone, Broadway, $15, 9780770435721

19. Fifty Shades Darker
E.L. James, Vintage, $15.95, 9780345803498

20. The Age of Miracles
Karen Thompson Walker, Random House, $15, 9780812982947

21. World War Z
Max Brooks, Three Rivers, $14.95, 9780307346612

22. The Marriage Plot
Jeffrey Eugenides, Picador, $16, 9781250014764

23. Fifty Shades Freed
E.L. James, Vintage, $15.95, 9780345803504

24. The Starboard Sea
Amber Dermont, St. Martin's Griffin, $14.99, 9781250023438

25. A Land More Kind Than Home
Wiley Cash, Morrow, $14.99, 9780062088239

26. The Beginner's Goodbye
Anne Tyler, Ballantine, $15, 9780345533357

27. The Art of Fielding
Chad Harbach, Back Bay, $14.99, 9780316126670

28. Home
Toni Morrison, Vintage, $14, 9780307740915

29. A Good American
Alex George, Berkley , $16, 9780425253175

30. The Silver Linings Playbook
Matthew Quick, Sarah Crichton Books, $15, 9780374533571

31. We Live in Water: Stories
Jess Walter, Harper Perennial, $14.99, 9780061926624

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

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

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

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

36. Believing the Lie
Elizabeth George, NAL, $16, 9780451237699

37. Billy Lynn's Long Halftime Walk
Ben Fountain, Ecco, $14.99, 9780060885618

38. The 100-Year-Old Man Who Climbed Out the Window and Disappeared
Jonas Jonasson, Hyperion, $15.99, 9781401324643

39. The Lifeboat
Charlotte Rogan, Reagan Arthur, $14.99, 9780316185912

40. The Fate of Mercy Alban
Wendy Webb, Hyperion, $15.99, 9781401341930

41. Love Poems
Pablo Neruda, New Directions, $11.95, 9780811217293

42. How It All Began
Penelope Lively, Penguin, $16, 9780143122647

43. The Hobbit
J.R.R. Tolkien, Mariner, $13.95, 9780547928227

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

45. Caleb's Crossing
Geraldine Brooks, Penguin, $16, 9780143121077

46. The Dressmaker
Kate Alcott, Anchor, $15, 9780307948199

47. Dark Places
Gillian Flynn, Three Rivers, $14, 9780307341570

48. Safe Haven
Nicholas Sparks, Grand Central, $14.99, 9780446547604

49. The Brief Wondrous Life of Oscar Wao
Junot Diaz, Riverhead, $16, 9781594483295

50. The Kitchen House
Kathleen Grissom, Touchstone, $16, 9781439153666