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(%),0.3,2.06,1.93,3.94,1.64,10.17,6.89,4.59,1.8,9.69,6.13,4.21,1.58,8.79,6.63,4.82,1.52,10.19,7.19,4.62,1.49,10.04,7.4,4.74,1.85,9.71,7.11,4.64,1.84,9.61,6.9,4.59,1.77,8.35,5.94,4.04,1.46,23.4,16.86,11.5,--,21.92,--,21.01,28.62, 主营业务利润率(%),22.78,30.04,28.1,34.03,33.17,35.17,34.24,35.62,33.9,37.09,34.51,35.93,34.7,38.62,34.84,35.31,35.35,39.64,41.22,41.47,36.49,39.35,37.88,37.81,31.81,36.68,37.2,36.72,34.84,34.51,29.66,30.15,25.02,30.08,29.54,30.66,28.69,33.03,32.71,33.45,--,33.96,29.93,30.58,31.98, 总资产净利润率(%),0.3,2.16,2.04,4.12,1.64,11.15,7.38,4.77,1.83,10.54,6.54,4.38,1.59,9.77,7.14,4.91,1.54,11.11,7.49,4.74,1.49,10.92,7.69,4.86,1.88,10.55,7.52,4.88,1.9,10.09,7.12,4.64,1.77,13.46,9.51,6.36,2.29,26.28,18.3,11.89,--,24.76,--,24.29,28.62, 成本费用利润率(%),2.8,2.88,4.48,15.03,12.73,19.37,16.61,15.16,14.8,15.09,14.64,16.27,13.89,16.28,16.78,17.12,15.32,19.89,22.43,22.09,14.32,22.17,22.63,22.6,17.48,21.84,21.07,21.83,18.3,22.41,23.65,23.95,18.92,26.02,25.13,24.35,19.93,22.7,21,19.87,--,18.97,12.69,15.86,19.49, 营业利润率(%),1.96,2.18,3.57,11.54,10.24,14.61,11.99,12.08,11.02,11.78,11.33,12.18,10.92,11.78,12.21,11.74,11.14,14.06,16.38,16.34,12.31,16.07,16.07,16,12.62,16.09,15.56,16.17,13.32,16.1,17.04,16.99,12.62,17.62,16.93,16.24,12.86,14.86,14.18,14.04,--,13.45,9.64,10.89,14.57, 主营业务成本率(%),76.85,69.41,71.45,65.54,66.55,64.24,65.22,63.73,65.73,62.4,65.01,63.57,64.92,60.81,64.95,64.46,64.46,59.89,58.61,58.4,63.45,60.41,62.07,62.15,68.14,63.07,62.74,63.23,65.11,65.2,70.19,69.64,74.6,66.11,66.67,65.78,67.65,63.33,63.75,63.03,--,62.61,66.62,66.31,64.32, 销售净利率(%),2.14,3.17,3.69,10.29,8.95,13.55,11.84,11.9,11.05,13.11,11.61,12.61,10.43,13.56,14.05,14.58,11.15,17.63,15.64,15.34,10.55,17.51,16.77,16.69,13.79,16.94,16.26,16.9,13.78,17,16.71,16.95,14.28,18.02,17.86,17.48,14.8,17.52,16.21,15.47,--,14.82,9.89,12.37,16.55, 净资产收益率(%),0.39,2.81,2.69,5.36,2.18,13.14,8.62,5.71,2.27,13.16,8.6,5.94,2.23,11.69,7.78,5.62,2.28,12.37,8.28,5.31,1.9,10.98,8.74,5.62,2.27,10.88,8.05,5.13,2.02,10.56,7.47,4.91,1.85,8.88,6.28,4.26,1.52,28.47,20.97,14.04,--,29.19,16.46,31.09,44.82, 股本报酬率(%),1.43,23.21,9.3,30.88,7.08,55.72,28.6,28.08,6.73,44.62,21.57,22,4.86,33.65,18.92,18.45,3.94,30.7,16.71,14.33,4.75,36.72,22.04,17.44,10.61,60.61,37.31,45.09,13.7,79.78,49.19,38.73,11.85,59.83,38.27,28.26,12.5,79.71,--,--,--,--,--,--,--, 净资产报酬率(%),0.41,6.7,2.65,8.76,2.09,16.55,8.71,9.04,2.23,15.59,8.07,8.68,1.98,14.01,7.67,8.24,1.8,14.6,7.74,6.86,1.58,12.42,8,6.53,2.04,11.94,7.62,6.16,1.93,11.66,7.47,6.05,1.85,9.51,6.28,4.86,1.52,30.74,20.97,16.63,--,32.57,--,31.09,44.82, 资产报酬率(%),0.3,4.89,1.93,6.54,1.64,12.74,6.89,7.2,1.8,12.16,6.13,6.6,1.58,11,6.63,7.07,1.52,12.07,7.19,6.38,1.49,11.46,7.4,6.01,1.85,10.92,7.11,5.82,1.84,10.77,6.9,5.65,1.77,8.95,5.94,4.62,1.46,25.26,16.86,13.61,--,24.46,--,21.01,28.62, 销售毛利率(%),--,--,--,34.46,33.45,35.76,34.78,36.27,34.27,37.6,34.99,36.43,35.08,39.19,35.05,35.54,35.54,--,41.39,41.6,36.55,--,37.93,37.85,31.86,--,37.26,36.77,34.89,--,29.81,30.36,25.4,--,33.33,34.22,32.35,36.67,36.25,36.97,32.52,37.39,33.38,33.69,35.68, 三项费用比重(%),9.87,13.95,14.16,13.15,15.62,12.72,12.95,20.82,20.57,23.84,21.4,21.24,21.91,22.35,19.54,19.55,22.7,21.77,23.15,22.55,22.75,19.47,20.18,19.21,19.49,19.54,20.3,18.53,21.45,16.54,11.5,11.39,12.4,10.82,11.71,13,15.83,17.26,18.01,18.3,--,19.78,19.49,18.32,15.85, 非主营比重(%),-61.36,-31.55,-12.34,-2.67,-5.1,19.51,2.63,-0.16,7.04,27.55,12.17,15.22,9.89,11.56,11.37,14.3,16.77,14.73,10.83,8.76,0.35,8.67,13.73,13.02,17.62,11.09,11.15,9.46,15.95,12.42,11.95,12.71,23.66,16.13,18.02,19.01,25.93,22.29,20.84,16.72,--,17.42,15.15,22.11,10.85, 主营利润比重(%),933.81,1242.24,728.48,286.29,316.17,234.11,261.93,275.76,264.22,283.28,271.37,258.84,286.45,283.3,245.13,244.9,264.24,242.66,224.37,231.57,295.39,221.45,203.38,205.57,207.6,202.68,212.46,205.61,219.78,187.73,153.25,154.95,151.32,143.2,143.06,152.91,165.2,172.77,182.58,198.43,--,208.57,263.43,219.82,195.62,