Latest data from advertisement network AdDuplex reveals usage statistics of both Windows 8 and Windows RT in the first month of 2013. Information presented in this report was collected on January 14th (112 Windows Store apps running the AdDuplex SDK). As well as usages, Windows RT devices and multiple geographic locations are also included.
The first chart (above) shows a strong presence from Microsoft's Surface RT worldwide at 7.6%, while the remaining top 10 is populated by multiple manufacturers. AdDuplex notes that the company has seen more than 7,400 different device models running Windows 8 this month, compared to just over 5,000 a month ago.
It's a strong (and expected) start for Microsoft, but the company has some way to go with the Surface Pro tablet yet to launch. It'll be interesting to see how the market changes with a second, more powerful tablet from the company in the mix. Looking at manufacturers directly: