this chart is exploring Australia telephone calls in the years betwen 2001 and 2008 by the total number of minutes ( in billions ) divided into categorys dimenostraiting the ways the telephone calls have been made throw these three categorys, whech are local, national & international and mobiles.
the chart shows that the highst count of minutes whas using the telephone calls with the total of 90 billion minutes under the local category, spicificly in the year 2005. in the other hand the mobiles category got the lest telephone calls minutes btween all the catogry in all years between the 2001 with minumal of 2 billion minuts until 2008 with the total of 46 billion minuts, showing that using mobiles for telephone calls was not much papuler back in the early 20s.
for the national & international categoty throw all the years whas going in slow and stedy groth, where it started with the minumal of 38 billion minuts in 2001 until it become the maximum of 61 billion minuts in the 2008, more suparior to the mobiles in the early 20s.