The chart below gives information about global sales of games software, CDs and DVD or video.

Write a report for a university lecturer describing the information.

The bar chart shows how worldwide sales of games software, CDs andDVDs/videos changed in the period from 2000 to 2003.

Overall, the sales of games software and DVDs/videos increased steadily each year.

However, CDs enjoyed the highest sales throughout this period.

In 2000, CD sales were much higher than those of the other two products. They totalled 35 billion dollars, compared with 18 billion and 15 billion dollars for DVDs/videos and games sofware, respectively.

Global sales of games software grew steadily, reaching a figure of 18 billion dollars in 2002, while the figure for DVDs/videos went up to about 27 billion dollars in the same year.

In contrast, worldwide sales of CDs witnessed a gradual decline during the years shown, falling to 32 billion dollars in 2003.

This was still slightly higher than sales of DVDs/videos, which reached a peak of 30 billion dollars in 2003.

In that year, games software sales also rose again, finishing at 19 billion dollars.