1. Avril Lavigne Girlfriend - 7.3 Million
2. Utada Hikaru Flavor of Life - 7.2 Million
3. Rihanna Umbrella - 6.6 Million
4. T-Pain Buy U A Drink - 5.9 Million
5. Akon Don't Matter - 5.7 Million
6. Soulja Boy Tell’Em Crank That - 5.2 Million
7. Shop Boyz Party Like A Star - 5.2 Million
8. Sean Kingston Beautiful Girls - 4.8 Millon
9. Mims This is Why I'm Hot - 4.8 Million
10. Beyoncé Irreplacable - 4.6 Million
http://www.ifpi.org/content/library/DMR2008.pdf