NEW YORK (CBS NEWS) – Americans buoyed by a strong economy pushed holiday sales growth to a six-year high.

Retail sales rose 5.1 percent between Nov. 1 and Dec. 24 from a year ago, according to Mastercard SpendingPulse, which tracks spending online and in stores across all payment types, including those who paid by cash or check.

Total sales topped $850 billion this year, Mastercard said.

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