报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2015-12-31,2014-12-31,2013-12-31,2012-12-31, 总资产利润率(%),2.86,2.03,1.25,4.52,3.54,2.47,0.85,3.99,3.17,2.62,1.39,5.29,3.88,2.82,1.29,5.38,5.77,4.15,--,7.6,--,8.58,7.3,9.65,13.37, 主营业务利润率(%),30.38,30,33.65,34.32,29.85,32.19,38.3,37.11,35.51,36.5,35.85,36.46,37.58,36.31,42.49,42.78,38.03,39.53,43.05,45.16,45.16,52.91,44.88,45.64,49.6, 总资产净利润率(%),3.34,2.31,1.29,5,3.81,2.61,0.88,4.03,3.26,2.65,1.45,5.73,4.22,3.02,1.31,6.6,5.92,4.1,--,8.3,--,10.59,8.2,11.07,13.37, 成本费用利润率(%),12.49,12.33,16.03,15.36,14.98,16.66,16.03,12.41,14.78,18.68,18.65,18.46,20.91,20.32,21.06,20.86,18.46,17.82,22,24.35,24.35,36.19,26.34,32.33,42.1, 营业利润率(%),10.21,9.98,12.78,11.89,11.97,13.25,9.56,9.74,11.5,14.46,14.71,14.28,15.87,16.72,16.99,16.82,15.41,15.05,17.58,18.61,18.61,21.06,16.53,21.91,25.61, 主营业务成本率(%),68.87,69.35,65.3,64.99,69.48,66.98,60.13,61.88,63.52,62.37,63.46,62.65,61.54,62.66,55.83,55.74,60.4,58.77,55.93,54.02,53.71,46.53,54.81,53.37,49.61, 销售净利率(%),8.19,8.15,9.94,9.19,9.07,10.58,9.94,8.07,8.74,11.26,12.23,11.93,12.42,13.16,13.6,13.62,13.09,12.7,14.9,16.18,16.18,22.27,17.29,19.86,25.21, 净资产收益率(%),5.55,3.85,2.59,8.31,6.63,4.44,1.62,6.49,5.58,4.66,2.59,9.53,7.4,5.32,2.25,9.22,11.47,7.83,--,15.62,--,18.38,12.18,14.4,24.44, 股本报酬率(%),74.4,142.99,27.29,172.26,67.7,120.66,14.98,133.19,53.94,104.87,34.22,196.05,88.23,130.64,25.66,162.29,97.75,--,--,--,--,--,--,--,--, 净资产报酬率(%),5.92,10.59,2.73,17.75,7.14,13.02,1.64,14.83,6.09,12.02,2.79,16.42,7.61,11.52,2.27,14.73,11.53,16.64,--,25.27,--,26.08,18.97,18.84,28.07, 资产报酬率(%),2.86,5.34,1.25,8.44,3.54,6.58,0.85,8.1,3.17,6.36,1.39,8.68,3.88,5.93,1.29,8.49,5.77,8.63,--,11.73,--,12.11,11.37,12.62,15.35, 销售毛利率(%),--,--,--,--,--,--,--,--,--,37.63,36.54,37.35,38.46,37.34,44.17,44.26,39.6,41.23,44.07,45.98,46.29,53.47,45.19,46.63,50.39, 三项费用比重(%),11.56,11.12,13.96,11.61,10.19,11.61,20.23,15.57,14.24,14.06,16.24,12.93,13.67,17.77,24.18,24.22,22.28,23.84,24.71,23.33,23.33,28.37,25.76,19.99,21.31, 非主营比重(%),-0.28,-1.05,-2.17,0.57,-1.65,-3.04,20.02,-1.29,1.16,0.22,1.89,-0.9,0.23,-1.03,1.21,1.01,0.93,-0.18,2.15,2.25,2.25,23.47,26.34,3.37,11.5, 主营利润比重(%),299.64,299.9,261.48,289.06,248.03,243.19,291.63,381.01,305.21,251.91,239.13,258.22,236.21,219.34,247.03,251.85,244.57,263.05,239.64,237.21,237.21,193.76,210.65,189.92,164.27,