http://en.wikipedia.org/wiki/Usage_share_of_web_browsers#Summary_table
Vs.
http://www.netmarketshare.com/browser-market-share.aspx?qprid=2&qpcustomd=0
The latter statistics are absolutely terrifying, claiming IE8 alone to have almost a quarter market share and IE in total to have well over 50%. However in most other places it looks like Chrome is the most widely used browser. Who should I believe?