...thanks to Windows 7 release (no real surprises here):
Internet Explorer 10 almost doubles its users thanks to Windows 7 release | Ars Technica
Some other interesting data in the article.
There were no big changes in the browser landscape in March. The top three held their positions, and Windows 8 continues to grow at a sluggish pace. The biggest change? Internet Explorer 10 almost doubled its market share, thanks to the late February release of its Windows 7 version.
Internet Explorer 10 almost doubles its users thanks to Windows 7 release | Ars Technica
Some other interesting data in the article.