Here is the browser market share for July 2009, based on traffic to my top site:
Google Chrome: 5.85%
In July, the biggest increase came from Google Chrome (+0.45%), while the largest decreases came from Firefox (-0.32%) and Opera (-0.22%). This is the second month in a row where Firefox had a significant loss while Google Chrome had a good gain. IE’s market share was basically unchanged from a month ago. IE 8′s contribution to the overall IE share continued to increase, going from 14.3% in June to 18.0% in July.