The fastest growing demographic on Facebook is still women over 55 – there are now nearly 1.5 million of them active on Facebook each month. The biggest growth in terms of absolute new users over the last six month came amongst users 35-44. Over 4 million more US women 35-44 and nearly 3 million more US men 35-44 used Facebook in March 2009 compared to September 2008. 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%. People age 55 and older now constitute the fastest growing group of computer users and information seekers on the World Wide Web. www.thefreelibrary.com