The given table illustrates the proportion of mobile phone owners using different features of phone in Vietnam in the years 2005, 2008, 2010.
Overall, make calls was the most popular feature in all three years, however, its share slightly decreased in 2010. Take photos was the only attribute with increasing percentage, from 65 to 77. In contrast, Send & Recieve text messages and Record audio experienced sufficient fall in their proportions.
Looking at the table in details, component of make calls was the most popular and had 100% of proportion in 2005 and 2008. However, in 2010 this feature fell by 3 percent hitting its lowest point of 97%. The next aspect, Take photos was the least popular feature in 2005 and 2008. However, due to the decrease of other two facilities and stable growing of itself this aspect became second most popular after making calls.
To continue, Send & Recieve text messages quality which was second most popular with sufficient 82% in 2005, started experiencing significant decrease following 5 years and became third feature by popularity with only 68%. The last remaining attribute, Record audio which was 78% in 2005 fell by 15% reaching its lowest point of 63% and became the least used component.