What qualifications have you got? <a href=" http://www.ensinger.co.uk/coupon-nexium-otc.pdf ">is generic nexium available in canada</a> More than 20 percent of S&P 500 companies have already reported, with 64 percent topping earnings estimates and 50 percent beating on sales, according to the latest data from Thomson Reuters. If all remaining companies post earnings in line with forecasts, earnings will be up 3.1 percent from last year's second quarter.