A quote from Michael Kanellos from News.com:
Record companies tend to complain about downloads, particularly since most songs are still downloaded illegally. But when it comes to legal downloads, they get most of the cash. Record companies keep about 72.5 cents on average for a 99 cent song,
Source:
http://news.com.com/2061-10802_3-6098935.html?part=rss&tag=6098935&subj=news