At the end of April 2008, Microsoft Internet Explorer occupied just over 76 percent of the market. Shares of Safari and Firefox browsers are 5.51 and 16.96 percent, respectively. Such data are given in the study of the company Market Share.
A month ago, Internet Explorer’s market share was 74.8 percent. Apple and Mozilla browsers accounted for 5.82 and 17.83 percent of the market, respectively. The popularity of Opera declined from 0.69 percent in March to 0.65 percent in April.
The share of Microsoft's browser has increased for the first time since October 2007. Then Internet Explorer occupied 78.36 percent of the market. After that, the popularity of the browser constantly fell, reaching 74.8 percent in March. At the same time, in July 2007, the market share of Internet Explorer was 79.26 percent.
Previously, an analysis of the browser market was conducted by Xiti. It was reported that 29% of Internet users in Europe prefer Firefox, while 65% of Europeans choose Internet Explorer as a browser.
Source
lenta.ru

Why do people begin to switch back to ie, the proportion of ff, opera, safari is reduced.
Offensively