Table:
text: Usage share of web browsers
W3Counter (May 2007 to present)
Global Web Stats from W3Counter
Date_ Internet_Explorer Firefox Safari Opera
October 2013 27.8% 16.0% 13.1% 2.3%
September 2013 25.2% 16.8% 14.3% 2.4%
August 2013 24.0% 17.8% 14.2% 2.4%
July 2013 22.2% 18.5% 14.7% 2.3%
June 2013 21.7% 19.5% 15.4% 2.2%
May 2013 22.0% 19.2% 14.8% 2.2%
April 2013 23.1% 20.7% 15.1% 2.3%
March 2013 24.6% 19.3% 16.3% 2.3%
February 2013 26.6% 19.7% 15.4% 2.4%
January 2013 27.5% 20.0% 14.8% 2.3%
December 2012 27.8% 20.1% 14.8% 2.5%
November 2012 28.0% 21.3% 14.3% 2.3%
October 2012 27.4% 22.1% 14.1% 2.4%
September 2012 27.6% 22.8% 14.1% 2.3%
August 2012 27.6% 22.8% 14.4% 2.2%
July 2012 28.6% 23.1% 13.3% 2.2%

Question: What is the Safari value of w3counter global statistics w3counter (May 2007 to present) 28.0% Internet Explorer in web browser usage share?