Mashable has a nice infographic online, created for them by Muhammad Saleem, showing some statistics about the growth of FaceBook over the last 6 years.

Facebook was launched on February 4, 2004 and has come a long way from a Harvard-only networking site in the intervening years. In fact, Facebook has undoubtedly become the world’s largest social network, with over 400 million users worldwide and more than 900 employees. Let’s take a closer look at what kinds of numbers and user activity this growth translates to.

The following infographic explores Facebook’s growth over the past 6 years.

See a larger version after the break.

via Visualizing 6 Years of Facebook [INFOGRAPHIC].