Despite wider economic uncertainty hovering above this year's holiday season, shoppers turned out in big numbers for Black Friday — spending billions of dollars both in stores and online.

Adobe Analytics, which tracks e-commerce, said U.S. consumers spent a record $11.8 billion online Friday, marking a 9.1% jump from last year. It was a slight increase from the company's spending estimate of $11.7 billion.

Traffic particularly piled up between the hours of 10 a.m. and 2 p.m. local time nationwide, when $12.5 million passed through online shopping carts every minute. Mobile shopping was estimated to drive more than half of all sales, according to Adobe.

Consumers also spent a record $6.4 billion online on Thanksgiving Day, per Adobe. Top categories that saw an uptick in sales across

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