Apple quarterly earnings for Q4 2016 show the iPhone unit sales rise sequentially and fall year-over-year. In Apple’s Q4 of 2015, iPhone unit sales reached over 48 million, while this quarter the company hit 45.5 million in unit sales. This is a 5% change year-over-year in unit sales, while revenue fell 17%. This most recent quarter, Apple’s Q3 2016, resulted …