Internet Explorer 8 is still the number one browser worldwide with a market share of 23.29 percent according to Net Applications. The reason of IE8's large user-base is Windows XP users who are 40% of the total PC users worldwide.
IE9 ranked second in December with 21.35 percent. Google Chrome ranked third with 15.42 percent, while Mozilla Firefox which has been loosing its users to Chrome was fourth with 10.74 percent share.