Prior to overwhelm most of Firefox and add powerful burst of Chrome, in a long time IE browser market share is always in a downtrend. However this is showing signs of change.

IE has nearly 1% in the first 3 months of 2012 and reached 53.8% market share, according to statistics released by Net Applications.
Together, Google Chrome 0.3% decline in March, only holds 18.6% of the browser market. Mozilla's Firefox browser down to its lowest level in 3 years, currently hold only 20.6%. The browser next ranked include Safari (5.1%) and Opera (1.6%).
Tháng 3/2012 is also the 3rd consecutive month to witness the decline of Chrome. This is partly due to changing the way the data calculated by Net Applications browser, otherwise also showed significant improvement in the new version of Microsoft's browser, especially IE10 version is in beta experiment.
With this change, which promises browser wars will become more attractive when the manufacturers will try to improve their software to increase competitiveness and grab market share. Users, more than anyone, will benefit most in the "war" is.

According to Net Applications