2003-2007: The Growth of the Music Store (Graph-Caption-Citation)

As you can see by looking at this graph, iTunes skyrocketed in sales between the years 2003-2007.  The peak of this graph or the highest point is April 28, 2007 with approximately 3000 million or 3 billion songs sold.

"iTunes (Music) Store Growth." worldofapple.com. Web. 15 Nov 2010. <http://images.worldofapple.com/growth.jpg>.