The pie charts compare the percentages of people spent their time on 5 different social platforms (Facebook, Twitter, LinkedIn, Google+, Pinterest) in 3 years in a row starting from 2011
Overall, it can be seen Facebook was the most used application by people in each year while Pinterest was least popular
Turning to the first part of the data the proportion of Pinterest experienced steady growth in 2012 and 2013 a very small number of people used. By contrast, Google+ application number increased with 4-5 % in each year ending with a minority. The percentage of LinkedIn had a slight rise of 10%,12%,15% per year. The large amount of Twitter showed a minimal increase over a fifth to a quarter between 2011 to 2013.
Meanwhile, Facebook platform saved dominance during the period.However, it dropped in 2012 and 2013 with almost three-fifth to 38 percentage points.
