Apple basically saved this earnings season

Visitors wait in line to enter the new Apple Store on Fifth Avenue on May 19, 2006, in New York City.
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It's a good thing for Apple, because otherwise the U.S. profit picture would look a lot different.

The Cupertino, California-based tech giant made an outsized contribution to fourth-quarter earnings, adding nearly double its portion of the according to an analysis of figures as about three-quarters of the index has reported.

Thanks to a blockbuster quarter that included sales of nearly 75 million iPhone 6 devices, the company helped boost corporate America's bottom line in a quarter noted mostly for companies clearing a sharply lowered bar.