Based on sales for the week ending January 15, 2012

16. How It All Began
Penelope Lively, Viking, $26.95, 9780670023448

17. Rules of Civility
Amor Towles, Viking, $26.95, 9780670022694

18. The Leopard
Jo Nesbø, Knopf, $26.95, 9780307595874

19. Salvage the Bones
Jesmyn Ward, Bloomsbury, $24, 9781608195220

20. The Drop
Michael Connelly, Little Brown, $27.99, 9780316069410

21. Gideon's Corpse
Douglas Preston, Lincoln Child, Grand Central, $26.99, 9780446564373

22. Caleb's Crossing
Geraldine Brooks, Viking, $26.95, 9780670021048

23. Breakdown
Sara Paretsky, Putnam, $26.95, 9780399157837

24. The Prague Cemetery
Umberto Eco, Houghton Mifflin Harcourt, $27, 9780547577531

25. Locked On
Tom Clancy, Mark Greaney, Putnam, $28.95, 9780399157318

26. Private: #1 Suspect
James Patterson, Maxine Paetro, Little Brown, $27.99, 9780316097406

27. The Scottish Prisoner
Diana Gabaldon, Delacorte, $28, 9780385337519

28. Running the Rift
Naomi Benaron, Algonquin, $24.95, 9781616200428

29. The Buddha in the Attic
Julie Otsuka, Knopf, $22, 9780307700001

30. Damned
Chuck Palahniuk, Doubleday, $24.95, 9780385533027

31. The Best of Me
Nicholas Sparks, Grand Central, $25.99, 9780446547659

32. Lunatics
Dave Barry, Alan Zweibel, Putnam, 25.95, 9780399158698

33. Micro
Michael Crichton, Richard Preston, Harper, $28.99, 9780060873028

34. The Language of Flowers
Vanessa Diffenbaugh, Ballantine, $25, 9780345525543

35. The Hunter
John Lescroart, Dutton, $26.95, 9780525952565

36. Ready Player One
Ernest Cline, Crown, $24, 9780307887436

37. V Is for Vengeance
Sue Grafton, Marian Wood Books/Putnam, $27.95, 9780399157868

38. Explosive Eighteen
Janet Evanovich, Bantam, $28, 9780345527714

39. Kill Alex Cross
James Patterson, Little Brown, $28.99, 9780316198738

40. Out of Oz
Gregory Maguire, Morrow, $26.99, 9780060548940

41. Vulture Peak
John Burdett, Knopf, $25.95, 9780307272676

42. The Confession
Charles Todd, Morrow, $25.99, 9780062015662

43. American Dervish
Ayad Akhtar, Little Brown, $24.99, 9780316183314

44. The Map and the Territory
Michel Houellebecq, Knopf, $26.95, 9780307701558

45. We the Animals
Justin Torres, Houghton Mifflin Harcourt, $18, 9780547576725

46. Habibi
Craig Thompson, Pantheon, $35, 9780375424144

47. Red Mist
Patricia Cornwell, Putnam, $27.95, 9780399158025

48. The Dovekeepers
Alice Hoffman, Scribner, $27.99, 9781451617474

49. The Last Nude
Ellis Avery, Riverhead, $25.95, 9781594488139

50. The Invisible Ones
Stef Penney, Putnam, $25.95, 9780399157714