eMarketer
forecasts that US consumer spending on digital music will increase at a
compound annual growth rate (CAGR) of 11.04% in the next four years,
reaching $4.56 billion in 2013, up from $3 billion in 2009. All of this
growth will come from the online segment, which comprises track
downloads, full album downloads, music videos, digital kiosks and
subscription services.
US Recorded Music Spending, by Segment, 2008-2013 (billions and % of
total)
http://www.emarketer.com/Article.aspx?R=1007461
