DVDs+by+natalie+and+christina

The chart illustrates the international sales of games software, CDs and DVD or video between 2000 and 2003.The vertical axis and the horizontal axis represents the global sales per billion and the years respectively. The trend of sales of CDs decreased slightly while the trend of sales of games software and DVD/ video jumped. From the graph, we can see that the sales of CDs went down slightly from approximately 36 billion to 32 billion in the period. Besides, the sales of games software