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

The table compares the percentage of mobile phone ownership using different phone features in Vietnam over the three years: 2005, 2008, and 2010. ​

Overall

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, most people used phones for making calls. Apart from that, the figure for taking photos witnessed an upward trend during the period,

while

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sending and receiving text messages and recording audio decreased throughout the time frame. ​Regarding

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the making calls, it was 100% in 2005 and remained stable in 2008. It

then

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saw a slight decrease to 97% in 2010. Looking at the trends that increased, the percentage for taking photos was

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at 65% in 2005, and

then

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it increased to 77% over the next five years. ​As for

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sending and receiving text messages and recording audio, both witnessed a considerable decrease from 82% and 78% to 68% and 63%, respectively.

Overall

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, these dynamic changes clearly demonstrate a noticeable shift in consumer preferences and mobile technology usage patterns among Vietnamese citizens across the observed quinquennial timeframe.