Table:
text: Usage share of web browsers
W3Counter (May 2007 to present)
Global Web Stats from W3Counter
Date_ Internet_Explorer Firefox Safari Opera
January 2011 40.0% 31.1% 5.9% 2.0%
December 2010 41.3% 30.3% 5.9% 2.0%
November 2010 40.1% 30.2% 5.7% 1.9%
October 2010 41.6% 29.9% 5.5% 1.9%
September 2010 43.3% 30.4% 5.5% 1.6%
August 2010 43.2% 31.2% 4.2% 1.4%
July 2010 44.4% 31.4% 1.9% 2.1%
June 2010 45.5% 31.8% 3.5% 2.1%
May 2010 45.7% 32.2% 5.3% 2.0%
April 2010 46.9% 31.6% 5.4% 2.1%
March 2010 47.9% 32.3% 5.5% 2.1%
February 2010 48.7% 32.1% 5.6% 2.1%
January 2010 49.7% 32.3% 5.4% 2.1%
31 December 2009 50.3% 32.3% 5.1% 2.1%
30 November 2009 51.2% 32.0% 5.2% 1.2%
31 October 2009 51.3% 32.1% 5.1% 2.0%
30 September 2009 51.8% 31.9% 5.0% 2.0%

Question: What is the share of web browser usage (Firefox score with 1.9% Safari) in global statistics from w3counter w3counter (May 2007 to present)?