the line graph show how teenagers communicated with each other

The line graph shows how teens (ages 12 to 19) communicated with each other in one state in United States over the period between November 2006 to September 2009. Overall, the number of teenagers using Text Messages increased dramatically over the period. Calls on cell phones and Talk face-to-face showed an upward trend between November 2006 to September 2009. On the other hand, young people used Email to communicated with each other less than November 2006. As can be seen from the graph, in November 2006, teenagers using Text messages began around 29%, during almost 2 years, there was a slight increase before Text Messages experienced a constant rise in young people using with the percentage reaching the highest point of 55% in September 2009. The percentage of Calls on the cell phones accounted for 45% in November 2006 and went up minimally to 40% in September 2009. Similarly, between November 2006 to November 2007, the amount of Talk face-to-face rose slowly from 32% to 40% before the small downturn to 30% in Febuary 2008 and marginally increased inSeptember 2009. However, at the bottom position was the percentage of Email, at nearly 15% in November 2006. It showed an minimal upward trend during 1 years. After that, there was a moderately decline and hit a low point at 10% in September 2009.