5 Surprising Numbers From Costco's Earnings Report

It's fair to say that worries over a growth slowdown at Costco (NASDAQ: COST) were overblown. The warehouse retailer last week announced healthy earnings results for its fiscal first quarter that included the start to the critical holiday shopping season.

And -- except for a stubbornly flat membership renewal rate -- just about all of Costco's key business metrics improved. Let's take a look at a few of the most important ones.

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Source: Fool.com