15-Flo Rida feat. Wynter - Sugar
14-Taylor Swift - White Horse <19 days/Peak:02>
13-David Archuleta - A Little Too Not over You <4 days/Peak:09>
12-Sugababes - No Can Do
11-Ciara feat. Justin Timberlake - Love Sex Magic <11 days/Peak:05>
Katy Perry - Thinking Of You (31st day/RETURN/Peak:03) Lady GaGa - LoveGame (15th day/-1/Peak:04) Enrique Iglesias featuring Ciara - Takin' Back My Love (27th day/+2/Peak:02) P!nk - Please Don't Leave Me (21st day/+2/Peak:03) Eminem - We Made You (3rd day/+1/Peak:06) Lily Allen - Not Fair (20th day/=/Peak:02) The Pussycat Dolls - Jai Ho! (You Are My Destiny) (22nd day/+2/Peak:02) The Black Eyed Peas - Boom Boom Pow (1st day/DEBUT/Peak:03) Miley Cyrus - The Climb (8th day/+1/Peak:02) Kelly Clarkson - I Do Not Hook Up (1st day/DEBUT/Peak:01)
Kelly Clarkson - My Life Would Suck Without You (40th day/Peak:02) |RETIRED| Leona Lewis - I Will Be (40th day/Peak:02) |RETIRED| Britney Spears - If U Seek Amy (40th day/Peak:01[40]) |RETIRED|
- Britney Spears "If U Seek Amy" 40@1 - Kelly Clarkson - "I Do Not Hook Up" 1@1
1.Kelly Clarkson - My Life Would Suck Without You (40 Days || Peak:02 || Debuted at:02 || Retired At:04)
2.Leona Lewis - Will Be (40 Days || Peak:02 || Debuted at:04 || Retired At:02)
3.Britney Spears - If U Seek Amy (40 Days || Peak:01 || Debuted at:01 || Retired At:01)
15-Taylor Swift - White Horse <19 days/Peak:02>
14-Sugababes - No Can Do
13-David Archuleta - A Little Too Not over You <4 days/Peak:09>
12-Ciara feat. Justin Timberlake - Love Sex Magic <11 days/Peak:05>
11-Flo Rida feat. Wynter - Sugar
Lady GaGa - LoveGame (16th day/-1/Peak:04) Katy Perry - Thinking Of You (32nd day/+1/Peak:03) Lily Allen - Not Fair (21st day/-3/Peak:02) P!nk - Please Don't Leave Me (22nd day/=/Peak:03) The Pussycat Dolls - Jai Ho! (You Are My Destiny) (23rd day/-2/Peak:02) Eminem - We Made You (4th day/+1/Peak:05) Enrique Iglesias featuring Ciara - Takin' Back My Love (28th day/+4/Peak:02) The Black Eyed Peas - Boom Boom Pow (2nd day/=/Peak:03) Miley Cyrus - The Climb (9th day/=/Peak:02) Kelly Clarkson - I Do Not Hook Up (2nd day/=/Peak:01[2])
-
- Britney Spears "If U Seek Amy" 40@1 - Kelly Clarkson - "I Do Not Hook Up" 2@1
1.Kelly Clarkson - My Life Would Suck Without You (40 Days || Peak:02 || Debuted at:02 || Retired At:04)
2.Leona Lewis - Will Be (40 Days || Peak:02 || Debuted at:04 || Retired At:02)
3.Britney Spears - If U Seek Amy (40 Days || Peak:01 || Debuted at:01 || Retired At:01)
IUSA retires @40 
Katy Perry - Thinking Of You (31st day/RETURN/Peak:03)
Lady GaGa - LoveGame (15th day/-1/Peak:04)
Enrique Iglesias featuring Ciara - Takin' Back My Love (27th day/+2/Peak:02)
P!nk - Please Don't Leave Me (21st day/+2/Peak:03)
Eminem - We Made You (3rd day/+1/Peak:06)
Lily Allen - Not Fair (20th day/=/Peak:02)
The Pussycat Dolls - Jai Ho! (You Are My Destiny) (22nd day/+2/Peak:02)
The Black Eyed Peas - Boom Boom Pow (1st day/DEBUT/Peak:03)
Miley Cyrus - The Climb (8th day/+1/Peak:02)
Kelly Clarkson - I Do Not Hook Up (1st day/DEBUT/Peak:01)
Kelly Clarkson - My Life Would Suck Without You (40th day/Peak:02) |RETIRED|
Leona Lewis - I Will Be (40th day/Peak:02) |RETIRED|
Britney Spears - If U Seek Amy (40th day/Peak:01[40]) |RETIRED|
Kelly Clarkson - I Do Not Hook Up (2nd day/=/Peak:01[2])