The chart below shows the total numbers of minutes (in billions) of telephone calls in the UK, divided into three categories from 1995 to 2002.

The bar graph illustrates the total

number

of

minutes

for three types of telephone calls (local- fixed line, national and international- fixed line, and mobiles) in the British,Wales and Scotland between 1995 and 2002. Units are measured by billions.

Overall

, local calls had the highest

number

of

minutes

in the UK,

while

mobile calls the had least

number

of

minutes

. There was a significant increase in mobile

minutes

. In terms of local -fixed line, the

number

of

minutes

grew from about 70

billion

minutes

in 1995 to exactly 90 in 1999, before it dropped dramatically to around 70

billion

minutes

.

in contrast

, the

number

of

minutes

for national and international calls increased gradually from just under 40

billion

minutes

in 1995 to exactly 60 in 2002. The

number

of

minutes

of mobile calls, in 1995

it

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was the least under 5

billion

minutes

, by 2002 it had increased significantly to about 50

billion

minutes

in 2002.