报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),8.7,6.55,3.02,4.49,7.44,4.25,0.83,-4.14,4.14,2.52,1.01,5.38,5.68,3.91,1.78,6.83,5.64,3.92,1.74,5.32,3.92,2.02,1,5.09,4.61,3.62,1.46,8.34,--,--,--,11.93,14.73,16.43, 主营业务利润率(%),34.85,35.47,34.67,33.68,34.85,34.36,31.99,33.74,34.18,33.19,32.36,35.12,36.35,36.19,36.08,36.1,36.52,37.18,37.28,33.27,32.22,31.09,25.68,27.75,28.54,30.34,30.71,34.54,35.66,35.85,33.13,37.6,39.85,40.61, 总资产净利润率(%),9.02,6.7,3.04,4.53,7.52,4.34,0.82,-4.06,4.24,2.55,1.01,5.76,6.07,4.06,1.81,8.77,7.03,4.71,2.02,7.44,5.4,2.76,1.02,5.68,4.82,3.91,1.45,9.1,--,--,--,13.26,16.75,16.43, 成本费用利润率(%),24.03,25.76,24.58,11.11,23.07,21.65,11.28,-6.51,15.76,14.15,12.15,15.83,22.78,21.21,21.14,22.21,24.74,25.48,24.76,18.78,19.77,17.46,12.4,15.72,16.27,18.93,16.46,23.19,26.21,26.59,15.61,28.18,31.21,33.59, 营业利润率(%),18.56,19.66,18.95,8.72,18.05,17.15,9.6,-6.16,13.05,11.87,10.46,11.64,17.17,16.9,17,17.37,19.14,19.63,18.95,15.08,15.8,13.92,10.38,11.49,12.68,14.92,13.08,16.83,18.77,20.13,12.85,20.64,21.16,23.66, 主营业务成本率(%),64.56,63.92,64.73,65.58,64.41,64.81,67.15,65.45,65.09,66.05,66.7,64.03,62.86,63,63.09,63.06,62.65,61.85,61.58,65.86,67.32,68.61,74.12,71.58,70.64,68.64,68.27,64.96,63.81,63.65,66.61,61.9,59.5,59.09, 销售净利率(%),16.14,17.12,16.11,6.51,15.42,14.71,7.76,-7.44,11.23,10.34,8.55,10.4,15.06,15.06,14.53,15.48,16.83,17.2,16.48,13.26,13.79,12.31,9.37,12.04,12.15,13.74,11.75,16.32,17.82,17.99,11.72,19.02,21.05,21.2, 净资产收益率(%),16.2,11.61,5.61,7.23,13.01,7.79,1.32,-10.73,6.34,3.91,1.45,7.78,8.6,5.78,2.56,10.25,8.09,5.26,2.11,6.99,5.15,2.66,1.39,6.89,5.52,4.65,2.66,15.74,--,--,--,22.11,28.03,32.98, 股本报酬率(%),40.7,119.99,13.33,101.17,32.4,94.08,3.46,47.98,19.14,70.36,4.44,74.95,24.89,60.65,12.55,115.27,35.73,88.74,9.22,77.12,15.09,47.99,3.79,69.05,28.93,111.76,10.96,163.53,54.52,38.1,--,--,--,--, 净资产报酬率(%),16.01,46.15,5.43,42.19,12.75,38.15,1.41,19.9,6.77,25.68,1.62,27.82,9.25,23.76,2.78,26.22,8.38,22.15,2.32,25.21,5.02,16.93,1.45,25.71,5.46,21.29,2.62,40.13,--,--,--,42.47,28.03,32.98, 资产报酬率(%),8.7,26.36,3.02,23.28,7.44,21.12,0.83,11.32,4.14,15.66,1.01,17.06,5.68,14.73,1.78,16.8,5.64,15.39,1.74,19.06,3.92,12.68,1,19.18,4.61,16.64,1.46,21.44,--,--,--,22.92,14.73,16.43, 销售毛利率(%),--,--,--,--,--,--,--,--,--,33.95,33.3,35.97,37.14,37,36.91,36.94,37.35,38.15,38.42,--,32.68,31.39,25.88,--,29.36,31.36,31.73,35.04,36.19,36.35,33.39,38.1,40.5,40.91, 三项费用比重(%),12.11,11.85,11.7,12.7,13.21,13.75,17.42,17.14,16.94,17.02,17.17,15.18,14.02,18.39,18.3,17.89,17.09,16.67,16.68,16.93,15.65,14.87,15.67,15.1,14.29,13.52,16.14,16.37,15.91,14.98,18.99,15.99,17.82,16.48, 非主营比重(%),-0.41,-0.21,-0.14,-11.06,1.05,2.02,6.75,2.08,-3.08,-3.61,-5.84,6.45,2.79,3.56,3.86,2.52,2.25,0.53,0.86,1.83,3.21,3.42,7.04,16.35,9.14,5.22,6.99,11.28,10.77,4.32,4.09,6.55,13.01,7.16, 主营利润比重(%),187.71,180.27,183.08,383.74,192.75,199.94,332.08,-621.69,262.17,279.9,314.04,277.16,205.44,207.58,207.61,198.74,183.2,183.55,189.66,211.86,195.27,212.61,230.03,202.06,204.56,192.67,218.4,182.01,169.51,170.37,247.26,170.25,163.81,159.37,