报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),4.9,3.94,1.97,5.6,3.82,3.51,2.05,10.38,8.52,6.18,2.3,8.62,9.16,6.3,3.43,9.42,7.63,4.69,2.05,8.09,6.7,5.54,2.54,11.07,--,4.68,--,10.84,12.64,11.67,18.5, 主营业务利润率(%),27.86,26.95,24.99,25.56,28.46,29.84,31.06,31.05,31.77,29.51,23.03,26.42,27.97,28.34,28.3,26.92,26.9,25.55,25.02,31.23,30.81,30.35,29.53,27.59,27.41,24.73,23.01,25.33,26.32,21.52,27.43, 总资产净利润率(%),5.3,4.05,2.03,6.3,4.23,3.76,2.21,11.41,9.38,6.59,2.41,10.29,10.17,6.83,3.56,10.19,8.03,4.77,2.06,10.02,8.2,5.66,2.56,11.43,--,4.87,--,10.8,12.93,11.33,18.5, 成本费用利润率(%),16.73,17.61,17.03,13.59,14.1,17.88,21.22,21.66,24.65,23.52,18.54,17.2,21.12,20.35,20.85,18.42,19.04,16.66,15.63,20.29,22.53,18.55,17.74,16.67,17.12,13.15,11.72,13.36,15.29,10.58,18.46, 营业利润率(%),14,14.62,14.26,11.96,12.43,14.93,17.4,17.18,19.23,18.63,15.9,14.63,17.19,16.97,17.05,16.05,15.65,14.08,13.55,15.78,17.91,14.76,13.81,13.4,13.89,11.02,9.21,11.49,12.61,8.97,15.6, 主营业务成本率(%),71.22,72.09,74.1,73.81,70.93,69.54,68.31,68.63,67.9,70.13,76.63,73.22,71.63,71.27,71.29,72.23,72.26,73.68,74.23,67.93,68.54,68.9,69.46,71.68,71.93,74.56,76.09,73.83,72.98,77.79,71.87, 销售净利率(%),12.43,12.77,12.38,10.18,9.98,12.18,13.74,14.13,15.35,14.89,12.63,12.24,14.41,14.4,14.64,13.24,13.63,12.19,11.62,14.16,15.22,12.59,11.96,11.94,12.04,9.81,8.93,9.85,11.02,8.04,13.31, 净资产收益率(%),6.59,6.86,3.39,9.89,6.89,6.02,3.43,15.67,12.99,9.02,3.44,13.99,12.64,8.66,4.33,11.55,9.06,5.39,2.31,9.23,7.55,6.74,3.12,13.85,--,6.47,--,13.78,17.49,17.08,37.94, 股本报酬率(%),35.79,121.65,14.54,122.04,25.44,96.72,13.09,123.21,46.7,90.44,15.81,126.86,48.33,102.64,15.62,108.82,30.72,82.21,7.53,90.53,23.58,--,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),6.63,29.57,3.59,31.32,6.74,27.11,3.83,41.09,16.08,32.92,3.52,29.64,12.64,28.23,4.33,31.22,9.06,25.25,2.31,28.51,7.55,6.74,33.72,44.47,--,6.47,--,42.74,45.35,47.94,67.68, 资产报酬率(%),4.9,16.64,1.97,17.62,3.82,15.4,2.05,22.6,8.52,17.68,2.3,20.25,9.16,20.53,3.43,25.45,7.63,21.97,2.05,24.99,6.7,5.54,27.51,35.54,--,4.68,--,33.61,32.77,31.23,34.64, 销售毛利率(%),--,--,--,--,--,--,--,--,--,29.87,23.37,26.78,28.37,28.73,28.71,27.77,27.74,26.32,25.77,32.07,31.46,31.1,30.55,28.32,28.07,25.44,23.91,26.17,27.02,22.21,28.13, 三项费用比重(%),10.48,8.8,7.95,11.36,13.6,12.33,11.59,10.63,9.68,8.69,8.67,9,7.99,10.94,10.1,12.2,11.86,12.21,11.7,15.73,13.13,13.74,13.38,13.49,12.58,12.85,11.89,13.56,13.65,11.94,11.71, 非主营比重(%),-1.28,-1.37,-0.95,-1.93,-2.56,-0.77,-1.77,0.35,-0.13,-0.06,-0.12,-1.56,-0.08,0.91,2.26,2.83,8,8.18,5.41,8.16,3.44,4.56,7.19,6.74,5.15,5.56,11.57,2.52,5.56,6.31,-5.38, 主营利润比重(%),201.53,186.9,176.9,219.22,237.01,202.32,181.73,180.14,165.38,158.46,145.02,186.03,165.45,168.6,165.95,171.44,166.29,176.97,184.68,182.18,166.14,196.17,198.5,192.62,188.01,213.4,220.9,214.92,197.17,224.85,176.35,