By the Numbers: Digital Music Sales Hit New High

• Weekly U.S. digital track sales set a new record Dec. 22- 28 with 47.7 million sold

• That's a 126% jump from the prior week

• Why the increase? Filling up iPods and redeeming download cards received as gifts

• Digital sales were up 27% from 2007

• 1.07 billion tracks were sold in 2009

stats from SoundScan via Billboard