Internet Explorer dropped a significant 0.71 percentage points (from 67.68 percent to 66.97 percent) and Firefox moved up a sizeable 0.51 percentage points (from 22.47 percent to 22.98 percent). Safari remained steady at 4.07 percent while Chrome once again moved further away from Opera: it gained a worthy 0.25 percentage points (from 2.59 percent to 2.84 percent).
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August 2009 browser stats: IE continues its slow decline - Ars Technica