In January 2012, Google Chrome gained market share at the expense of Firefox and Opera.
In December 2011, Google Chrome gained the most market share among all browsers. In comparing December 2011 vs December 2010, Google Chrome gained more than 50% in market share.
In November 2011, Google Chrome was the big winner in market share, while IE suffered the most loss.
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.