Facebook users now 200 million
According to the company, Facebook, one of the most popular social networking sites on the planet, added its 200 millionth user on April 8, 2009. The US had more Facebook users than any other country. However, the largest concentration of users was in the Eastern US and Western Europe. From January to March 2009, people ages 26 to 44 made up the fastest-growing segment of the US Facebook population, and other countries will undoubtedly follow that path.