Windows 10 climbs to 3.55 per cent market share, Win 8.1 dips
Found on The Register on Monday, 10 August 2015

Windows 10's good week saw it jump from 1.36 per cent of the market in the week commencing July 27th. The biggest loser looks to be Windows 8.1, which dipped from 16.45 per cent share to 14.93 per cent. Windows 7 went from 54.41per cent to 53.8 per cent and Windows 8 dropped from 3.6 percent to 3.46 percent.
It's easy to push up an OS after you installed nagware on the user's computer and annoy him to upgrade.