The graph provides information about the use of Twitter by different age groups over 3 years in USA.
Generally speaking, between November 2010 and May 2013 in four age categories( 18-29 years old, 30-49 years old, 50-64 years old and 65+) Twitter usage in percentage terms showed significant changes, but all of them only with positive dynamics.
The most contrasting indicators are the two groups, namely 18-29 years old compared to 65+years old. The trend of the first one increased significantly from 14% to 30% which is 16% growth. The other group’s score rose only 1% (from 4% till 5%) with some fluctuation.
According to the graph, there is a positive growth of 10% for 30-49 years old group. There was some hesitation but still went up. Regarding the group 50-64 years old, here it was rose gradually over the time, but did go up and down a little. Which is a total of 7% increase.
