报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2008-12-31,2007-12-31, 总资产利润率(%),0.52,7.93,5.84,3.35,1.19,6.54,6.03,4.16,1.19,9.73,7.3,4.98,1.76,10.64,7.24,4.84,2.02,9.13,6.15,3.88,1.56,6.98,4.57,3.17,1.25,6.35,4.18,2.75,1.09,5.55,3.93,2.66,1.39,5.59,3.89,2.55,1.3,5.31,10.51,7.72,--,12.8,--,12.55,11.71, 主营业务利润率(%),33.8,34.34,34.22,33.38,32.65,28.3,29.66,30.9,31.71,31.41,32.26,32.76,32.16,35.39,35.6,34.75,32.86,33.21,31.16,30.37,30.16,29.87,30.4,30.87,31.69,31.63,31.26,30.31,29.99,29.46,28.09,28.03,26.48,24.78,23.96,23.31,23.41,29.42,30.92,30.87,--,27.76,28.81,22.8,18.97, 总资产净利润率(%),0.51,8.47,6.16,3.42,1.22,6.29,5.94,4.1,1.15,11.19,7.95,5.1,1.78,11.23,7.33,4.7,1.99,9.82,6.22,3.77,1.54,7.19,4.56,3.06,1.21,7.02,4.42,2.74,1.07,5.8,3.91,2.6,1.36,5.66,3.86,2.52,1.29,8.01,10.74,7.6,--,15.1,--,13.54,11.71, 成本费用利润率(%),12.22,17.11,21.05,18.29,15.59,11.35,17.55,17.8,10.68,17.77,19.01,18.23,15.96,23.47,23.43,22.75,20.17,21.05,19.72,17.64,16.67,14.41,14.49,14.22,11.92,14.77,15.19,14.2,13.16,12.85,12.73,12.6,12.96,11.4,11.26,10.83,11.8,15.36,17.46,18.59,--,14.69,16.81,9.49,9.26, 营业利润率(%),11.3,13.72,16.52,14.7,13.26,9.48,14.39,15.36,10.15,14.88,16.08,15.39,13.05,17.7,18.58,18.31,16.83,17.06,16.27,15.01,14.22,12.16,12.44,12.14,9.99,12.35,12.63,11.93,11.24,10.85,10.77,10.46,11.32,9.83,9.81,9.42,10.03,13.09,14.64,15.41,--,12.69,14.5,8.6,8.31, 主营业务成本率(%),64.54,64.13,64.51,65.39,66.13,70.26,69.13,67.85,66.97,67.16,66.23,65.86,66.28,63.19,63.18,64.19,65.98,66.01,68,68.71,68.62,69.57,68.99,68.41,67.17,67.89,68.17,68.99,69.41,70.11,71.41,71.47,73.04,74.7,75.64,76.33,76.24,70.31,68.88,68.85,--,72.03,71,76.97,80.94, 销售净利率(%),8.46,12.32,14.06,12.39,11.26,8.53,12.39,13.31,9.64,13.61,14.38,13.71,12.69,17.15,16.1,15.4,14.45,15.1,13.78,12.73,12,10.91,10.19,10.39,9.05,11.07,11.13,10.57,9.57,9.81,9.78,9.89,9.52,9,8.84,8.61,8.99,11.66,12.89,13.52,--,11.58,12.58,7.63,7.88, 净资产收益率(%),0.78,12.25,9.08,5.08,1.78,9.51,9.31,6.67,1.83,16.4,11.64,7.33,2.51,15.02,9.95,6.38,2.73,13.41,8.43,5.02,2.15,9.82,6.24,4.19,1.7,8.98,5.5,3.35,1.4,7.12,4.78,3.22,1.7,6.85,4.64,3.19,1.63,6.71,21.9,14.29,--,28.42,26.68,29.74,30.83, 股本报酬率(%),3.51,106.36,39.62,68.18,7.59,81.88,37.94,63.51,7.22,96.61,41.74,56.7,11.34,104.49,42.07,60.06,16.62,123.76,45.97,68.01,11.13,89.28,31.25,54.68,11.22,104.7,37.34,60.94,8.45,79.3,28.37,49.35,17.55,122.07,48.97,73.64,16.4,103.47,--,--,--,--,--,--,--, 净资产报酬率(%),0.77,23.6,9.09,16.33,1.79,19.67,9.34,16.17,1.84,25.08,11.59,15.97,2.47,23.31,9.42,14.82,2.72,20.81,8.15,12.49,2.05,16.83,6.13,10.98,1.63,15.5,5.61,9.55,1.32,12.57,4.61,8.15,1.59,11.24,4.61,7.09,1.56,10.08,19.37,26.7,--,40.56,--,29.74,43.11, 资产报酬率(%),0.52,15.27,5.84,10.77,1.19,13.47,6.03,10.08,1.19,14.91,7.3,11.08,1.76,16.49,7.24,11.23,2.02,14.56,6.15,9.87,1.56,12.23,4.57,8.49,1.25,10.88,4.18,7.69,1.09,9.94,3.93,7.08,1.39,9.3,3.89,5.89,1.3,8.08,10.51,14.65,--,18.27,--,12.55,16.19, 销售毛利率(%),--,--,--,34.61,33.87,29.74,30.87,32.15,33.03,--,33.77,34.14,33.72,--,36.82,35.81,34.02,--,32,31.29,31.38,--,31.01,31.59,32.83,32.11,31.83,31.01,30.59,--,28.59,28.53,26.96,25.3,24.36,23.67,23.76,29.69,31.12,31.15,27.88,27.97,29,23.03,19.06, 三项费用比重(%),21.69,14.2,12.49,13.55,17.56,11.67,11.65,17.27,27.08,16.3,16.81,17.24,20.45,16.88,16.8,15.98,17.28,16.97,16.31,17.17,17.22,17.51,18.2,18.65,20.49,19.41,18.81,18.42,18.97,17.98,16.81,16.67,14.43,14.54,13.87,13.53,12.95,15.97,16.25,15.41,--,14.86,14.31,14.05,10.36, 非主营比重(%),17.34,0.11,-0.42,0.89,-0.79,1.16,3.56,6.48,13.25,4.41,3.74,4.82,16.44,12.01,6.97,6.91,9.8,13.91,18.19,16.61,7.85,12.9,12.01,17.2,9.51,11.66,8.1,7.06,4.07,4.6,4.58,6.32,0.69,3.94,3.13,3.58,4.99,1.53,1.7,1.92,--,0.82,-0.83,0.73,1.86, 主营利润比重(%),314.59,251.3,207.68,227.66,246.64,299.12,206.17,200.95,311.22,208.19,200.72,212.81,228.26,185.03,187.14,188,192.94,188.31,185.59,198.31,207.86,236.41,238.95,247.22,299.31,243.86,235.02,242.29,256.07,258.96,248.82,251.01,232.4,242.14,236.56,238.56,221.61,221.3,207.56,196.45,--,216.9,200.41,263.28,224.07,