Firefox has been downloaded 400 million times in the three years since v 1.0 launched. It’s been roughly doubling every year. After six months they had 50 million downloads. 100 million after a year, and 200 million after two years.There are 120 million or so regular Firefox users.About 50% of TechCrunch readers use Firefox, according [...]
I wouldn't think the count would include all the ones for Linux distributions. Many of those would come from the distros repository and not directly from Mozilla.
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