the graph below shows the percentage of mobile phone owners using various mobile phone features in Vietnam in the year 2005, 2008, 2010

Presented for consideration is a table detailing figures for the proportion of Vietnamese smartphone users

using

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used

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for four selected purposes in 2005, 2008 and 2010. It can be taken from the table that making calls was seen as the main purpose of Vietnamese throughout the time period.

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, all categories experienced a downward trend, with the exception of taking photos. By 2005 and 2008, make calls sustained at 100% before going down to 97% in 2010.

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, send and receive text messages witnessed the second largest rate in 2005 with 82%,

then

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a continuous decrease was seen from 73% in 2008 to 68% in the

last

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year. 78% was the percentage of people using recorded audio in 2005.

This

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number fell to 63% in 2008 which was the lowest proportion in the table. During the same period of time, the rate of citizens taking photos on their phones increased between 65% and 77% in 2005 and 2010 respectively, making it different from other trends.