According to a Mashable article and a poll done by iStrategyLabs on Facebook, users are getting much more older on the network. According to the Mashable article, it states:
As you can see in the chart below, the overall number of users between 18 and 24 years of age has grown only 4.8% between the fourth of January and the fourth of July of 2009. In comparison, the number of users aged 25 – 34 has grown 60.8%; the number of users aged 35 to 54 has grown 190.2%, while the number of users older than 55 years has grown a tremendous 513.7%.
See the full chart below.
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