Band 6+: You should spend about 20 minutes on this task. The graph shows average annual expenditures on cell phone and residential phone services between 2001 and 2010. Summarize the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.

The chart illustrates average yearly expenditures with cell phone services and residential phone services from 2001 to 2010.

Overall, the cost of the two call options have moved in opposite directions. The cell phone service costs has increased throughout the years. While, the cost of residential phone services has decreased during the same time period.

In 2001, cell phone services was the cheapest alternative with an average annual cost of about 200 dollar. In addition, residential phone services was the most expensive alternative with a average cost of about 700 dollar per year.

However, in 2006 a shift occured, residental phone services became the cheapest option. Moreover, this trend continued cell phone services became cheaper and residential phone services decreased in price. In 2010 the average yearly cost of cell phone services was approximately 750 dollar. During the same year residential phone services average annual cost was about 400 dollar.