This lists sources of browser statistics:
EPA: stats for the EPA website.
EWS: stats for the EWS website.
Internet Archaeology: stats for the Internet Archaeology site.
Pitt County: stats for the Pitt County, North Carolina website.
SourceForge.net: stats for its site. This site attracts a special audience, so its stats may not apply to the general population.
TheCounter: historical stats for sites using its hit counter.
TX3 Stats: stats for sites using Russian TX3 banner-ad servers. Its stats apply best to East European users.
Umeå University: stats for the computer science department in Sweden’s Umeå University.
USGS: stats for the US Geological Survey External Server. Users are mainly from US government and educational institutions.
WebHits: stats for mainly European sites using its hit counter.
WebReference.com: daily browser stats for its own site. This site attracts a special audience, so its stats may not apply to the general population. Daily stats may fluctuate a lot.
W3Schools: historical stats for its own site. This site attracts a special audience, so its stats may not apply to the general population.
Note: Credible stats are hard to find. If you know of good free stats, please email me.