Answer: The graph shows the number of mobile phone user in Bangladesh between the years 2008 and 2012. At a glance, the graph shows that the number of mobile phone users has increased very remarkably in a span of four years. According to the graph, only 30% of people used a mobile phone in 2008. The percentage increases gradually exception in 2011. In 2012 the number of users turns 88%. However, the increases do not occur equally in each year. Only 5% increase occurs in 2009. But next year, that is in 2010, 38% (73%-35%) increases occurs. But In 2011 2% decrease occurs. In 2012 there occur moderately higher increases. This year 17% (88%-71%) increases taken place. Thus we can say that there is a higher trend of increase of the mobile phone users from the year 2008 to 2012 except in 2011. The very remarkable increase occurs between 2009 and 2010 and between 2011 and 2012.