This document provides statistics about social media usage in the Americas. It includes facts such as: - There are 185 million Facebook users in the US, representing 65% of the population. Facebook users spend an average of 16 minutes per day on the site. - There are 107 million Twitter users in the US, representing 30% of the population. 36% of Twitter users tweet at least once per day. - 90% of consumers make purchasing decisions based on peer recommendations, compared to only 14% who trust traditional advertising.