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

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minutes

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

Overall

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, the local landline was the most popular category

while

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the least was the mobile phones during these 7 years.

Furthermore

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, the national and international fixed line and cell phone

minutes

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

minutes

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were 70

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minutes

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

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of 90

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minutes

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

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minutes

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

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were roughly 38

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minutes

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

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minutes

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. 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

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and

then

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rocketed for the next year to below 40billion

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, the figure’s highest number was close to 45

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minutes

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in 2002.