报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),0.65,0.86,0.54,-9.08,-1.09,-1.39,0.26,1.23,1.23,0.9,0.56,2.86,3.05,2.3,1.05,3.13,2.37,1.68,1.43,5.74,4.82,3.4,1.37,7.19,6.58,4.63,--,12.29,--,--,14.44,15.26,17.74, 主营业务利润率(%),22.75,23.89,24.33,21.55,22.73,22.05,24.76,25.56,25.45,25.67,26.08,25.67,28.85,29.47,30.63,30.09,29.96,31.57,38.33,37.64,38.44,38.07,37.71,37.94,39.8,39.3,36.46,36.07,36.28,36.41,36.85,36.3,36.88, 总资产净利润率(%),0.67,0.89,0.56,-8.75,-1.1,-1.4,0.27,1.26,1.23,0.9,0.56,3,3.28,2.33,1.07,4.29,3.18,2.24,1.51,5.87,4.86,3.41,1.4,9.13,8.37,5.82,--,13.37,--,--,15.27,16.8,17.74, 成本费用利润率(%),1.49,2.85,4.25,-11.78,-1.36,-4.46,1.39,3.38,5.17,5.03,5.75,5.02,7.87,8.25,8.21,7.05,9.05,12.54,27.11,26.05,33.13,32.34,27.48,31.28,35.77,35.18,27.01,30.73,33.11,33.66,33.57,35.06,35.69, 营业利润率(%),1.55,2.59,3.86,-11.19,-1.37,-4.36,1.37,3.09,4.7,4.6,5.14,4.61,6.85,7.6,7.59,6.57,7.91,10.39,21.18,19.56,23.69,23.13,21.01,22.86,25.54,24.95,21.04,22.35,23.95,24.37,24.69,25.24,25.65, 主营业务成本率(%),76.84,75.72,75.32,77.9,76.74,77.49,74.88,73.93,74.14,73.85,73.39,74.12,70.95,70.33,69.16,69.53,69.59,68,60.87,61.51,60.82,61.1,61.22,60.95,59.01,59.54,62.72,63.15,62.87,62.83,62.53,62.85,62.39, 销售净利率(%),1.15,2.21,2.73,-12.35,-2.33,-4.94,1.6,1.58,2.04,2.21,2.97,3.53,5.4,5.5,5.53,5.26,5.96,8.25,17.48,18.11,20.89,20.46,17.61,19.47,21.95,21.66,17.46,19.73,21.25,21.36,21.42,22.93,23.04, 净资产收益率(%),1.4,1.81,1.31,-21.78,-2.59,-3.12,0.57,2.65,2.82,2.02,1.31,6.98,7.66,5.79,2.68,7.92,5.79,4.09,1.96,7.26,6.02,4.26,1.71,9.21,8.44,5.96,--,18.53,--,--,21.07,23.23,27.6, 股本报酬率(%),23.37,914.9,23.17,659.95,-48.25,922.3,11.59,991.41,55.48,1020.07,24.87,1070.01,144.26,973.74,44.17,987.52,90.4,896.77,29.9,295.48,92.26,64.21,26.67,279.27,124.24,216.11,43.08,332.41,160.16,111.78,--,--,--, 净资产报酬率(%),1.43,55.11,1.37,38.28,-2.38,45.85,0.56,49.21,2.86,52.61,1.33,57.92,7.71,59.15,2.68,61.88,5.94,59.86,2.01,19.38,6.13,4.35,1.74,18.48,8.28,14.77,--,33.64,--,--,32.26,22.59,26.53, 资产报酬率(%),0.65,25.17,0.54,16.32,-1.09,20.98,0.26,22.64,1.23,22.76,0.56,23.79,3.05,23.15,1.05,24.27,2.37,24.07,1.43,15.04,4.82,3.4,1.37,14.85,6.58,11.75,--,23.03,--,--,22.13,15.26,17.74, 销售毛利率(%),--,--,--,--,--,--,--,--,--,26.15,26.61,--,29.05,29.67,30.84,--,30.41,32,39.13,--,39.18,38.9,38.78,--,40.99,40.46,37.28,36.85,37.13,37.17,37.47,37.15,37.61, 三项费用比重(%),16.45,16.67,16.21,17.33,19.35,21.27,18.64,17.2,16.52,16.95,17.48,17.75,16.82,21.95,23.15,23.64,22.02,21.13,16.82,18.37,15.18,15.09,16.41,13.41,13.62,13.34,14.83,13.16,12.41,11.51,11.97,10.91,10.55, 非主营比重(%),-15.41,-0.11,-0.6,1.61,-4.41,1.42,-5.39,-0.41,0.2,-0.02,2.14,0.29,1.08,0.33,0.13,0.36,5.02,7.49,0.46,7.01,6.79,7.13,2.85,3.14,3.28,4.22,0.6,7.19,6.73,6.07,2.09,3.48,2.45, 主营利润比重(%),1626.68,902.75,623.03,-191.04,-1733.62,-498.36,1898.72,824.09,540.94,558.69,496.12,555.68,416.89,386.47,403.06,456.19,359.69,281.04,180.12,178.92,151.22,152.85,174.38,160.74,150.72,150.86,172.26,152.29,143.91,144,146.15,138.8,140.27,