The number of transactions rose 67 percent and dollars spent per transaction increased 10 percent, ComScore said in a statement. According to a [url=http://www.bloomberg.com/apps/news?pid=20601204&sid=aRRSudImII9A&refer=technology]Bloomberg report[/url], Gian Fulgoni, chairman of ComScore, said the company was prompted to release the data following the Forrester report.

ComScore's report compared the first three quarters of 2006 to the same period a year earlier, while Forrester analyzed data between January and June of this year. Meanwhile, Bloomberg notes that Gene Munster, an analyst at Piper Jaffray, found a 78 percent increase in songs sold per week in the first nine months when compared with the year-earlier period, according to a note to clients.