Based on sales for the week ending February 26, 2012

16. Sarah's Key
Tatiana De Rosnay, St. Martin's, $13.99, 9781250004345

17. Room
Emma Donoghue, Back Bay, $14.99, 9780316098328

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

19. Major Pettigrew's Last Stand
Helen Simonson, Random House, $15, 9780812981223

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

21. Before I Go to Sleep
S.J. Watson, Harper, $14.99, 9780062060563

22. The Story of Beautiful Girl
Rachel Simon, Grand Central, $12, 9780446574457

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

24. Hotel on the Corner of Bitter and Sweet
Jamie Ford, Ballantine, $15, 9780345505347

25. The Imperfectionists
Tom Rachman, Dial, $15, 9780385343671

26. City of Thieves
David Benioff, Plume, $15, 9780452295292

27. A Secret Kept
Tatiana De Rosnay, St. Martin's, $14.99, 9780312553494

28. Faith
Jennifer Haigh, Harper Perennial, $14.99, 9780060755812

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

30. The Descendants
Kaui Hart Hemmings, Random House, $15, 9780812982954

31. Let the Great World Spin
Colum McCann, Random House, $15, 9780812973990

32. Sister
Rosamund Lupton, Broadway Books, $14, 9780307716521

33. The Postmistress
Sarah Blake, Berkley, $15, 9780425238691

34. This Beautiful Life
Helen Schulman, Harper Perennial, $13.99, 9780062024398

35. The Forgotten Garden
Kate Morton, Washington Square Press, $15, 9781416550556

36. Three Weeks in December
Audrey Schulman, Europa Editions, $16, 9781609450649

37. Ten Thousand Saints
Eleanor Henderson, Ecco Press, $15.99, 9780062021212

38. An Object of Beauty
Steve Martin, Grand Central, $14.99, 9780446573658

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

40. The Year We Left Home
Jean Thompson, S&S, $15, 9781439175903

41. Emily, Alone
Stewart O'Nan, Penguin, $15, 9780143120490

42. Night Road
Kristin Hannah, St. Martin's, $14.99, 9780312364434

43. Freedom
Jonathan Franzen, Picador, $16, 9780312576462

44. Save Me
Lisa Scottoline, St. Martin's, $14.99, 9780312380793

45. West of Here
Jonathan Evison, Algonquin, $15.95, 9781616200824

46. The Patrick Melrose Novels
Edward St Aubyn, Picador, $20, 9780312429966

47. The Girl Who Fell From the Sky
Heidi W. Durrow, Algonquin, $13.95, 9781616200152

48. The Lake of Dreams
Kim Edwards, Penguin, $16, 9780143120360

49. Restoration
Olaf Olafsson, Ecco Press, $14.99, 9780062065650

50. Blueprints of the Afterlife
Ryan Boudinot, Grove, $14, 9780802170910