In its last earnings call, Amazon reported a 20 percent increase in year-over-year net sales, totaling $200.3 billion. In North America, the company is also growing, posting a 16 percent uptick in Q2, sitting at $116.2 billion. What is news is the increasing importance of the groceries and perishable category to the company’s success. Likewise, same-day orders that include perishables are more lucrative for the site, as they tend to have, on average, three more items than those orders without this kind of product. "They're significantly outpacing the growth of comparable grocers and the profit trajectory continues to trend the right way as well.