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

The bar chart illustrates how many

billion

minutes

of telephone calls were made in different types of categories between 1995 to 2002 in the UK.

Overall

, the local landline was the most popular category

while

the least was the mobile phones during these 7 years.

Furthermore

, the national and international fixed line and cell phone

minutes

experienced an upward trend. It is conspicuous that in 1995, the local call

minutes

were 70

billion

minutes

and it showed a gradual increase for the next 3 years. In 1999, it hit a peak of

minutes

of 90

billion

minutes

. After that, the figures started having a decline until the end of the period to 72

billion

minutes

in 2002 and it was the same as its starting value. Probing ahead, in terms of the national and international landline, the initial total

minutes

were roughly 38

billion

minutes

and its values steadily grew throughout the time period and in 2002 reported the highest at nearly 60

billion

minutes

. In comparison to the other 2 types, mobile usage was the lowest at the beginning but it rose steadily until 2000, it was approximately 25billion

minutes

and

then

rocketed for the next year to below 40billion

minutes

, the figure’s highest number was close to 45

billion

minutes

in 2002.