[Updated with additional stats and charts]IBM's Benchmark Service, which surveys 500 top retailers with over one million transations, has released final statistics for Thanksgiving Day online sales in the US. Current indications are that online sales are up over 16.4 percent from last year, and that 26.5 percent of consumers buying online are using a mobile device. Of those users, 71 percent used iPhones or iPads (36 percent and 35 percent respectively), and 28 percent used an Android product -- leaving only one percent using some other mobile device. Some specifics from the final stats are al