The document provides demographic and usage statistics for Facebook, Instagram, and LinkedIn. Facebook has over 250 million monthly active users who are mostly between 18-29 years old. It accounts for over 45% of monthly social media visits and users upload over 350 million photos per day. Instagram was acquired by Facebook for $1 billion and has over 1 billion monthly active users who are mostly 18-29 years old. Over 100 million photos and videos are uploaded daily. LinkedIn was acquired by Microsoft for $26.2 billion and has 675 million monthly active users, mostly professionals. It generates over $454,000 per employee.