Amazon’s acquisition of Whole Foods (wfm, -0.31%) will give the e-commerce giant more than 450 brick-and-mortar locations. What it won’t do is add a trove of new customers, according to just-released figures from 1010data. The analytics company, which parses consumer spending data, looked into who really shopped on Amazon (amzn, +1.39%) and Whole Foods during a 12-month period ending in May. Here’s the snapshot:

Shopper Overlap

1010data found that of customers who shopped more than once at Whole Foods during the period, 81% are already Amazon customers—just over half of Whole Foods shoppers are Amazon…