Firefox 3.5 has managed to overtake IE7 as the most popular single version web browser. According to StatsCounter, Firefox 3.5 has surpassed all other browsers, as a single version, in user choice. Internet Explorer still has the overall edge on all other browsers combined, with 55% of the mark share. Users are still slow on upgrading from Internet Explorer 6 & 7, showing a steady decline week over week. Users are however slowly upgrading to Internet Explorer 8, but during the upgrade period, Firefox 3.5 managed to surpass all other browsers, as a single version, in market share. Firefox 3.5 ended the week with 21.93% of the market share, just surpassing Internet Explorer 7 with 21.20%.