The graph below shows Twitter use by age group in the USA between November 2010 and May 2013 Summarise the information by selecting and reporting the main features and make comparisons where relevant

The line graph compares the percentage of people in the USA in different age groups using Twitter from November 2010 to May 2013

Overall , it is clearly seen that the trend in the use of Twitter is upward during the period shown. In addition, Twitter saw the most dramatic increase in the 18-29 age group

In November 2010, just around 14% of people aged 18-29 using Twitter, while the figures for the 30-49 year olds was lower ,at 7%.Two year later, the percentage of the youngest group increased significantly to about 32% in August 2012.The figures for the 30-49 age group ended above 15% in May 2015. The 18-29 age group statistics may be described as extraordinary because of the jump from 14% in November 2010 to 30% in May 2013, a more than double rise and its highest point reached approximately 33% in August 2012

Turning to the two remaining groups , Twitter is used by people aged 50 to 64 rose considerably from about 6% in November 2010 to some 13% in May 2013. The figures for elderly who are aged 65 or over increased slightly from around 4% to 5%