Apple today said it had sold over 9 million iPhones during the opening three-day weekend of sales, an 80% icrease over last year's launch of the iPhone 5 and a record by a major margin."This is our best iPhone launch yet -- more than 9 million new iPhones sold -- a new record for first weekend sales," said Apple CEO Tim Cook in a statement.The 9 million includes units sold worldwide through Apple's own retail stores, those through its carrier partners' stores, and the iPhone 5C smartphones delivered Friday or Saturday from pre-sales of the new plastic-cased, lower-priced model which started Sept 13.Apple began selling the iPhone 5C and the flagship iPhone 5S early Friday, Sept. 20. The tally also presumably includes sales of the iPhone 4S, which Apple has retained to cover the low end of its three-model sales tier.Wall Street analysts said the 9 million sales figure blew by their estimates."We had expected 6 million over opening weekend and believe demand is proving much