New stats and infographic from socialbakers, an excellent source for statistics from all of the the major social nets.
From a Blog Post:
Facebook is growing 7 users per second…
The Facebook statistics of age distribution shows the fastest growth in marginal age ranges of young people and elderly (more than 50%) which indicates Facebook penetration to grow in these groups as well. Remarkable fact is that more than a half (55%) of total Facebook users are (only) in top 10 countries led by USA, Indonesia, India and Brazil.
Direct to Complete Blog Post (Includes Important Note of Facebook Metrics)
Direct to Complete Blog Post