Table:
text: Usage share of web browsers
Desktop and mobile browser usage
Global desktop and mobile stats combined from StatCounter (Top 5 browsers)
Date_ Internet_Explorer Chrome Firefox Safari
Desktop+Laptop Mobile Total Desktop+Laptop Total
July 2013 20.27% 36.29% 16.60% 4.27%
June 2013 21.35% 35.82% 16.79% 3.79%
May 2013 23.67% 35.66% 16.87% 3.67%
April 2013 25.58% 33.71% 17.27% 3.76%
March 2013 25.08% 32.88% 17.86% 3.90%
February 2013 25.54% 31.96% 18.28% 3.89%
January 2013 26.37% 31.51% 18.39% 3.64%
December 2012 26.30% 31.12% 18.71% 3.37%
November 2012 27.15% 31.05% 19.74% 3.01%
October 2012 28.13% 30.49% 19.57% 2.91%
September 2012 28.77% 30.01% 19.70% 2.79%
August 2012 28.98% 29.63% 20.16% 2.83%
July 2012 28.49% 30.06% 21.01% 2.77%
June 2012 28.95% 29.35% 22.00% 2.54%
May 2012 28.87% 29.15% 22.97% 2.31%

Question: What was Safari's share of web, desktop and mobile browser usage when Internet Explorer was 20.27%?