The bar chart illustrates the whole number of minutes of telephone calls in Australia, in three categories such as local, national and international and mobiles. between 2001 and 2008.
In general, it is evident that local telephone calls was extended spent more minutes than others. National and international and mobiles were increased steadily from started and mobiles also increased jumply at the end of the period.
Over the 5 year period, from 2001 to 2004, local telephone calls increased steadily from 72 minutes to 89 minutes, followed by national and international calls grown steadily about 7 minutes between 10 minutes from 38 minutes to 48 minutes. Interestingly, mobile calls were rised continually from 2 minutes to 9 minutes.
Over the other half period, between 2005 and 2008, both of categories such as mobies and international and national telephone calls increased jumply, while local telephone decreased highly. The local phone calls grown up to the hill but after three years that occupied the small minutes in that period. Finally, national and international and mobiles calls rised jumply at the end of period.