Windows 7はなぜXPを超えたシェアを獲得したのか?
Desktop Windows Version Market Share Worldwide - May 2018
Win10 47.22%
Win7 39.41%
Win8.1 7.78%
WinXP 2.98%
Win8 1.92%
WinVista 0.61%
https://i.imgur.com/FUvmrkD.png https://i.imgur.com/rVQxy5y.png
Desktop Windows Version Market Share Worldwide - June 2018
Win10 46.76%
Win7 39.65%
Win8.1 7.68%
WinXP 2.97%
Win8 2.21%
WinVista 0.65% Desktop Windows Version Market Share Worldwide - August 2018
Win10 48.18%
Win7 38.65%
Win8.1 7.35%
WinXP 3.06%
Win8 2.1%
WinVista 0.6%
https://i.imgur.com/UsSqFAy.png Desktop Operating System Market Share Worldwide - November 2018
Windows 70.22%
Unknown 14.96%
OS X 12.25%
Linux 1.47%
Chrome OS 1.1%
FreeBSD 0%
https://i.imgur.com/hc9o0uH.png
Desktop Windows Version Market Share Worldwide - November 2018
Win10 52.71%
Win7 35.53%
Win8.1 6.86%
WinXP 2.22%
Win8 2.03%
WinVista 0.59%
https://i.imgur.com/lxO7uQ1.png