Original Link: http://www.apple.com/pr/library/2012/09/17iPhone-5-Pre-Orders-Top-Two-Million-in-First-24-Hours.html

Apple:

Apple today announced pre-orders of its iPhone 5 topped two million in just 24 hours, more than double the previous record of one million held by iPhone 4S. Demand for iPhone 5 exceeds the initial supply and while the majority of pre-orders will be delivered to customers on September 21, many are scheduled to be delivered in October.