PC Operation System
. Market Share worldwide between 2010 Q1 and 2015 Q4
Windows 8, Windows 7, Windows Vista, Windows NT, Windows XP and others across twenty-four quarters
Summary
Microsoft's Windows 10 has only been available for a little bit over a half a year, but it's already the third-most-popular desktop operating system in the world. By the end of 2015 Windows 10 has 15.5 percent share of the desktop operation system market.