The bar chart below shows the total number of minutes (in billions of telephone calls in Australia, divided into three categories, from 2001-2008. Summarise the information by selecting and reporting the main features and make comparisons where relevant

The bar chart illustrates the total number of minutes, in billions, of telephone calls in Australia from 2001 to 2008, divided into three categories: local, national and international, and mobile calls. Overall, local calls remained the most popular throughout the period, although they reached a peak in 2005 before declining. In contrast, national and international […]