In October 2011, IE lost significant market share, while Google Chrome gained the most.
In May 2011, IE widened its lead on Firefox by 1.55%.
In March 2011, IE dropped below 40% in market share and Google Chrome raised about 20% in market share.
In September 2010, IE lost over 1% in browser market share, while Google Chrome gained over 1% in browser market share.
In July 2010, IE gained the most market share among all browsers, the first time it enjoyed this honor since January 2008.
In June 2010, IE showed an increase in market share for the first time since June 2009.
January 2010 is the third month in a row where Google Chrome gained browser market share while IE and Firefox both lost share.
Browser market share for December 2009. A look back on the browser market share for 2009 and predictions for what will happen in 2010.