On Tuesday, Apple announced annual sales fell to $216 billion in the 2016 fiscal year ending September 30, the company's first annual sales decline since 2001, the year the iPod was introduced. Apple had a record $234 billion in sales in 2015. The company's largest source of revenue is the iPhone, CNN Money reports, and only 45.5 million were sold in the September quarter, down from 48 million during the same time in 2015.