报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2007-12-31,2006-12-31, 总资产利润率(%),2.01,6.66,5.33,3.03,1.43,7.47,5.26,3.15,1.35,7.75,6.11,4.19,2.37,9.4,7.38,5.12,2.28,5.76,3.64,1.91,0.78,8.29,6.21,4.45,2.09,8.67,6.28,3.85,1.76,9.6,7.21,4.73,2.07,10.12,7.56,5.1,2.17,8.53,5.89,4.03,1.21,5.98,16.04,10.18,--,15.58,--,20.47,21.86, 主营业务利润率(%),38.42,34.92,35.19,34.89,33.8,33.43,33.22,32.76,31.47,34.63,35.88,36.27,38,37.82,38.68,42.05,40.25,34.68,32.99,30.94,28.14,35.29,35.92,36.81,35.82,33.13,31.96,30.64,30.28,34.65,34.32,35.02,34.82,33.48,32.65,32.34,31.67,31.51,31.79,31.84,30.47,34.86,35.17,35.18,--,25.33,24.83,23.4,26.06, 总资产净利润率(%),2.01,7.04,5.43,3.07,1.44,8.12,5.52,3.25,1.4,8.82,6.73,4.42,2.43,10.3,7.87,5.33,2.33,6.75,4.23,2.22,0.78,8.79,6.55,4.55,2.12,8.97,6.35,3.85,1.76,10.09,7.44,4.8,2.08,10.65,7.87,5.25,2.18,8.92,6.01,4.08,1.21,9.94,18.26,11.1,--,18.67,--,24.37,21.86, 成本费用利润率(%),29.27,19.66,21.5,19.14,17.62,19.75,20,17.03,14.94,21.78,23.54,23.62,26.28,23.84,26.06,29.01,27.58,19.72,17.69,14.9,9.8,26.33,26.68,27.63,27.52,26.23,23.88,22.12,22.81,30.06,28.95,28.76,27.66,28.5,27.59,28.37,30.16,30.13,27.19,28.23,19.5,29.32,30.96,30.75,--,18.72,20.48,17.65,18.95, 营业利润率(%),21.4,15.3,16.58,14.97,14.06,15.69,15.69,14.39,12.89,17.97,18.37,18.38,20.13,18.29,19.88,21.41,21.33,16.02,14.73,12.44,8.88,20.75,21,21.53,21.37,20.66,19.05,17.71,18.33,22.5,21.71,21.27,20.71,22.07,21.53,22.13,24.07,22.73,20.7,21.59,14.8,22.07,22.85,22.55,--,15.42,17,14.84,15.8, 主营业务成本率(%),60.76,64.37,64.13,64.39,65.52,65.81,65.99,66.43,67.67,64.49,63.23,62.82,61.23,61.33,60.71,57.28,59.03,64.55,66.28,68.34,71.22,63.97,63.35,62.52,63.52,66.34,67.57,68.84,69.21,64.63,64.91,64.33,64.56,65.86,66.8,67.28,68.1,68.18,67.99,67.96,69.37,64.88,64.57,64.53,--,74.48,74.99,76.45,73.8, 销售净利率(%),18.97,14.17,14.35,13.02,12.56,15.22,13.84,12.57,11.93,15.78,16.45,16.63,18.01,16.55,17.41,18.8,18.36,14.25,12.73,10.91,7.44,17.88,18.06,18.63,18.71,18.33,17.04,15.61,15.57,19.63,18.88,18.84,18.11,18.91,18.47,19.03,20.81,19.68,17.95,18.67,13.78,18.86,19.6,19.3,--,13.62,14.48,13.87,14.73, 净资产收益率(%),2.93,10.02,7.87,4.47,2.15,11.55,7.87,4.74,2.04,11.58,8.84,5.71,3.01,11.75,8.97,6.09,2.62,6.46,4.08,2.17,0.89,9.89,7.58,5.28,2.42,10.02,7.15,4.4,1.99,11.1,8.28,5.43,2.31,11.43,8.61,5.84,2.38,9.47,6.58,4.43,1.31,6.48,24.03,15.4,--,21.87,--,30.4,34.75, 股本报酬率(%),26.13,200.87,64.28,138.71,17.01,178.21,56.59,115.4,14.14,147.14,55.42,98.38,36.99,257.86,105.75,171.99,29.84,159.59,44.81,97.1,7.47,129.89,58.5,77.92,18.16,103.41,50.65,57.3,13.88,97.56,54.82,50.56,23.91,137.88,84.41,76.14,22.64,106.57,57.7,55.2,11.44,70.13,--,--,--,--,--,--,--, 净资产报酬率(%),2.85,22.74,7.77,17,2.17,23.74,7.98,16.93,2.08,22.66,8.96,16.5,3.06,21.49,9.1,15.34,2.69,14.76,4.25,9.4,0.94,16.46,7.64,10.42,2.42,14.14,7.15,8.32,1.99,14.28,8.28,7.87,2.31,13.63,8.61,8,2.38,11.5,6.43,6.29,1.35,8.09,24.03,23.93,--,29.91,--,30.4,34.75, 资产报酬率(%),2.01,15.37,5.33,11.57,1.43,15.33,5.26,11.12,1.35,15.05,6.11,11.9,2.37,16.96,7.38,12.6,2.28,12.71,3.64,7.93,0.78,13.62,6.21,8.79,2.09,12.23,6.28,7.28,1.76,12.35,7.21,6.85,2.07,12.07,7.56,6.99,2.17,10.36,5.89,5.72,1.21,7.46,16.04,15.82,--,21.22,--,20.47,21.86, 销售毛利率(%),--,--,--,35.61,34.48,--,34.01,33.57,32.33,--,36.77,37.18,38.77,--,39.29,42.72,40.97,--,33.72,31.66,28.78,--,36.65,37.48,36.48,--,32.43,31.16,30.79,--,35.09,35.67,35.44,34.14,33.2,32.72,31.9,31.82,32.01,32.04,30.63,35.12,35.43,35.47,--,25.52,25.01,23.55,26.2, 三项费用比重(%),11.5,12.37,12.3,13.07,13.71,12.5,12.41,19.67,21.63,17.41,17.19,18.17,18.35,18,16.93,18.04,18.93,18.58,18.43,18.87,20.08,15.27,15.82,15.68,14.71,13.36,13.78,13.68,12.5,11.67,12.1,13.01,12.83,11.85,11.7,11.24,12,8.66,9.65,10.09,12.11,10.64,9.63,9.64,--,9.79,8.66,7.62,9.49, 非主营比重(%),4.2,0.66,4.32,5.76,2.57,5.4,7.49,10.02,13.04,5.57,5.63,6.97,6.93,4.61,2.29,3.08,2.32,5.98,7.08,11.94,10.72,5.9,7.04,5.56,6.26,7.11,6.51,7.03,3.37,2.81,3.56,5.18,4.01,1.17,1.31,1.13,0.66,2.24,2.2,2.28,7.06,0.7,0.95,1.59,--,4,1.05,3.52,-0.41, 主营利润比重(%),179.65,229.33,212.24,233.07,240.11,214.01,209.82,221.36,233.68,192.07,187.51,187.57,179.93,197.79,189.7,190.75,185.52,209.64,218.3,236.26,312.14,167.62,168.52,168.95,164.98,157.42,163.56,166.83,161.45,149.67,152.41,156.15,161.39,149.92,149.68,144.51,130.73,135.56,150.16,144.1,191.38,156.88,152.53,153.67,--,160.22,144.62,157.38,164.85,