Driven by Digital, Music Sales up in 2011

"Music sales in the U.S. are up 1.6 percent in 2011, according to The Nielsen Company, as digital album and track sales saw dramatic growth through May 8. While physical albums saw a decline in year-over-year sales from the same period in 2010, digital album and track purchases went up 16.8 percent and 9.6 percent, respectively."