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Given are figures concerning the amount of time of telephone calls in the American by three different types between 1995 and 2002.
Overall, it is evident that the local fixed line phone was the most common in the UK. The data also indicate that both long distance phone and mobiles phone followed similar upward trends.
In the first five years of the period, there was an approximately- twenty-billion rise in the amount of the local fixed phone, which reached a peak at ninety billions in 1999. Then, the remained time brought a moderate decline to this statistic.
Meanwhile, standing at less 40 billions, the quantity of long distance phone experienced a gradual increase to over 60 billions minutes in a last year of the period. Likewise, there was a 40-billion growth in the amount of mobiles phone, which stood at around 45 billions in 2002.

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[nhathoailai1010]

[15:09:22, 22/7/2017] Cám ơn các bạn!

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