Sorry for the late update, this week's update will be up tomorrow or Wednesday.
03 01 Cobra Starship feat. Leighton Meester "Good Girls Go Bad" (8 Weeks)(Peak:01[1])
06 02 Drake "Best I Ever Had" (4 Weeks)(Peak:02)
01 03 Jordin Sparks "Battlefield" (8 Weeks)(Peak:01[1])
02 04 Black Eyed Peas "I Gotta Feeling" (7 Weeks)(Peak:01[2])
08 05 Ciara feat. Missy Elliott "Work" (5 Weeks)(Peak:05)
04 06 Daughtry "No Surprise" (9 Weeks)(Peak:03)
14 07 Mariah Carey "Obsessed" (3 Weeks)(Peak:07)
12 08 Cassie feat. Diddy "Must Be Love" (5 Weeks)(Peak:08)
10 09 Linkin Park "New Divide" (5 Weeks)(Peak:09)
15 10 David Guetta feat. Kelly Rowland "When Love Takes Over" (4 Weeks)(Peak:10)
05 11 Kristinia DeBarge "Goodbye" (9 Weeks)(Peak:01[1])
13 12 Jeremih "Birthday Sex" (5 Weeks)(Peak:12)
17 13 Britney Spears "Radar" (4 Weeks)(Peak:13)
21 14 LeToya "She Ain't Got..." (2 Weeks)(Peak:14)
18 15 Eminem "Beautiful" (4 Weeks)(Peak:15)
19 16 Beyonce "Sweet Dreams" (5 Weeks)(Peak:16)
09 17 Esmee Denters "Outta Here" (5 Weeks)(Peak:09)
20 18 Lily Allen "**** You" (3 Weeks)(Peak:18)
07 19 Beyonce "Ego" (6 Weeks)(Peak:05)
24 20 Kings Of Leon "Use Somebody" (4 Weeks)(Peak:20)
26 21 Asher Roth feat. Keri Hilson "She Don't Wanna Man" (3 Weeks)(Peak:21)
11 22 Kanye West feat. Mr. Hudson "Paranoid" (9 Weeks)(Peak:01[1])
29 23 Adam Lambert "No Boundaries" (2 Weeks)(Peak:23)
28 24 Kid Cudi feat. Kanye West & Common "I Make Her Say" (2 Weeks)(Peak:24)
-- 25 Shakira "She Wolf" (1 Week)(Peak:25)
-- 26 Brooke Hogan feat. Colby O'Donis "Hey Yo!" (1 Week)(Peak:26)
30 27 Green Day "21 Guns" (2 Weeks)(Peak:27)
-- 28 3OH!3 "Starstrukk" (1 Week)(Peak:28)
16 29 Lady GaGa "Paparazzi" (9 Weeks)(Peak:03)
-- 30 Rob Thomas "Her Diamonds" (1 Week)(Peak:30)
Falloffs:
Ashley Tisdale "It's Alright, It's Ok"
Wale feat. Lady GaGa "Chillin'"
Paula Abdul "I'm Just Here For The Music"
Taylor Swift "You Belong WIth Me"
New Adds and Close Calls:
Beyonce "Broken-Hearted Girl"
BoA "Energetic"
Boys Like Girls "Love Drunk"
Cascada "Evacuate The Dancefloor"
Colbie Caillat "Falling For You"
Demi Lovato "Here We Go Again"
Flo Rida feat. Nelly Furtado "Jump"
Jay Z "D.O.A. (Death Of Autotune)"
Kate Voegele "99 Times"
Keri Hilson "Slow Dance"
Lily Allen "22"
Nelly Furtado "Manos Al Aire"
Paramore "Ignorance"
P!nk "Funhouse"
Sean Kingston "Fire Burning"
Go Paula 
