Microsoft’s Internet Explorer (IE) web browser, now accounts for less than 60% of the market, down from 95% at its peak in 2003, according to new figures.
http://news.bbc.co.uk/2/hi/technology/10095730.stm

For the first time since Internet Explorer 4 won over Netscape over 10 years ago, Microsoft’s browser has dropped in usage to 59.95 per cent market share in April this year. Internet Explorer had an 80 percent market share less than two years ago.
http://www.pcworld.com/article/195532/browser_war_update_ie_takes_another_big_hit.html