Based on sales for the week ending February 10, 2013

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

17. 1Q84
Haruki Murakami, Vintage, $16.95, 9780307476463

18. In One Person
John Irving, S&S, $15.99, 9781451664133

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

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

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

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

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

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

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

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

27. Waiting for Sunrise
William Boyd, Harper Perennial, $15.99, 9780061876776

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

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

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

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

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

33. The Shoemaker's Wife
Adriana Trigiani, Harper, $15.99, 9780061257100

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

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

36. The Fallen Angel
Daniel Silva, Harper, $15.99, 9780062253835

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

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

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

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

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

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

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

44. The Tiger's Wife
Téa Obreht, Random House, $15, 9780385343848

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

46. The Uninvited Guests
Sadie Jones, Harper Perennial, $14.99, 9780062116512

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

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

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

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