Based on sales for the week ending March 31, 2013

16. A Dance With Dragons
George R.R. Martin, Bantam, $35, 9780553801477

17. A Tale for the Time Being
Ruth Ozeki, Viking, $28.95, 9780670026630

18. This Is How You Lose Her
Junot Díaz, Riverhead, $26.95, 9781594487361

19. The Aviator's Wife
Melanie Benjamin, Delacorte, $26, 9780345528674

20. How to Get Filthy Rich in Rising Asia
Mohsin Hamid, Riverhead, $26.95, 9781594487293

21. Lover at Last
J.R. Ward, NAL, $27.95, 9780451239358

22. Ghana Must Go
Taiye Selasi, Penguin Press, $25.95, 9781594204494

23. Life After Life
Jill McCorkle, Shannon Ravenel Books, $24.95, 9781565122550

24. A Memory of Light
Robert Jordan, Brandon Sanderson, Tor, $34.99, 9780765325952

25. Where'd You Go, Bernadette
Maria Semple, Little Brown, $25.99, 9780316204279

26. Me Before You
Jojo Moyes, Pamela Dorman/Viking, $27.95, 9780670026609

27. My Brother's Book
Maurice Sendak, Harper, $18.95, 9780062234896

28. Red Doc>
Anne Carson, Knopf, $24.95, 9780307960580

29. The Yellow Birds
Kevin Powers, Little Brown, $24.99, 9780316219365

30. Bring Up the Bodies
Hilary Mantel, Holt, $28, 9780805090031

31. Ordinary Grace
William Kent Krueger, Atria , $24.99, 9781451645828

32. Alex Cross, Run
James Patterson, Little Brown, $28.99, 9780316097512

33. Beautiful Ruins
Jess Walter, Harper, $26.99, 9780061928123

34. The Twelve Tribes of Hattie
Ayana Mathis, Knopf, $24.95, 9780385350280

35. The Good House
Ann Leary, St. Martin's, $24.99, 9781250015549

36. The Obituary Writer
Ann Hood, Norton, $26.95, 9780393081428

37. Breaking Point
C.J. Box, Putnam Adult, $26.95, 9780399160752

38. Murder Below Montparnasse
Cara Black, Soho Crime, $25.95, 9781616952150

39. A Thousand Mornings
Mary Oliver, Penguin Press, $24.95, 9781594204777

40. The Casual Vacancy
J.K. Rowling, Little Brown, $35, 9780316228534

41. The Art Forger
B.A. Shapiro, Algonquin, $23.95, 9781616201326

42. The Light Between Oceans
M.L. Stedman, Scribner, $25, 9781451681734

43. Mary Coin
Marisa Silver, Blue Rider Press, $26.95, 9780399160707

44. I Want to Show You More
Jamie Quatro, Grove Press, $24, 9780802120755

45. Sweet Tooth
Ian McEwan, Nan A. Talese, $26.95, 9780385536820

46. Dear Life
Alice Munro, Knopf, $26.95, 9780307596888

47. Winter of the World
Ken Follett, Dutton, $36, 9780525952923

48. Middle C
William H. Gass, Knopf, $28.95, 9780307701633

49. The Racketeer
John Grisham, Doubleday, $28.95, 9780385535144

50. Ghostman
Roger Hobbs, Knopf, $24.95, 9780307959966