11. Jason Derulo - In My Head (▲3)

12. Timbaland & Justin Timberlake - Carry Out (▼1)

13. Rihanna & Young Jeezy - Hard (▼3)

14. Jay-Z & Alicia Keys - Empire State Of Mind (▼2)

15. Trey Songz & Fabolous - Say Aah (▲2)

16. Lady Gaga & Beyoncé - Telephone (▲3)

17. Owl City - Fireflies (▼2)

18. Pink - Glitter In The Air (►E)

19. Jay Sean & Sean Paul & Lil Jon - Do You Remember (▼1)

20. Orianthi - According To You (▲1)

21. Boys Like Girls & Taylor Swift - Two Is Better Than One (▼1)

22. Kesha & 3Oh!3 - Blah Blah Blah (▲5)

23. Jay Sean & Lil Wayne - Down (▲1)

24. Kris Allen - Live Like We're Dying (▼1)

25. Justin Bieber & Ludacris - Baby (◄R)

26. Drake & Kanye West & Lil Wayne & Eminem - Forever (▲8)

27. Taylor Swift - You Belong With Me (▼1)

28. Kings Of Leon - Use Somebody (▲3)

29. New Boyz & Ray J - Tie Me Down (◄R)

30. Michael Buble - Haven't Met You Yet (▲6)

31. Jason Derulo - Watcha Say (▼3)

32. Black Eyed Peas - Meet Me Halfway (▲1)

33. Lady Gaga - Paparazzi (▼1)

34. Kelly Clarkson - Already Gone (▼4)

35. Adam Lambert - Whataya Want From Me (◄R)

36. Timbaland & Drake - Say Something (▲10)

37. Selena Gomez & The Scene - Naturally (▲18)

38. Miley Cyrus - Party In The U.S.A. (▼1)

39. Taylor Swift - Today Was A Fairytale (▼17)

40. The Script - Breakeven (▲13)

41. Jason Aldean - The Truth (▼1)

42. Josh Turner - Why Don't We Just Dance (▲2)

43. Melanie Fiona - It Kills Me (◄R)

44. Lil Wayne & Nicki Minaj - Knockout (►E)

45. Snoop Dogg - I Wanna Rock (▼4)

46. Cascada - Evacuate The Dancefloor (▼8)

47. One Republic - All The Right Moves (▲3)

48. Pitbull & Akon - Shut It Down (▼6)

49. Alicia Keys - Try Sleeping With A Broken Heart (▲7)

50. Beyoncé - Sweet Dreams (▼2)

▲ = sube / ▼ = baja / ► = entra / ◄ = repite.