Which songs were downloaded the most in the year 2011?

Here are the list of those most downloaded songs in the year 2011. These songs were in the top list of uk chart list and billboard. You can also download those and by clicking on those songs.

1. Born this way by - Lady Gaga

2. F**k You (forget you) - Cee-Lo Green

3. I need a doctor -Dr. Dre 

4. Never say Never ft. Jaden Smith- Justin Biber 

5. Grenade- Burno Mars

6. S&M -Rihana  

7. Firework- Katty Perry

8. F**king Perfect- Pink 

9. Black & Yellow- Wiz Khalifa 

10. What the hell- Avril Lavigne