Dow Jones Industrial Average index appreciated on Friday lifted by Microsoft Corp earnings report amid strong business confidence data in Germany. Blue chip index surged 0.50% or 65.16 points and closed at 13,029.26 with eight of nine sectors posting gains. Microsoft rallied 5.2%. The world's biggest software producer posted fiscal 3rd-quarter net income that surpassed estimates on higher-than-predicted sales of Office and Windows software for business. Bank of America Corp lost 3.7%, despite the fact its earnings beat estimates as it was downgraded by CLSA Ltd.