报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2015-12-31,2014-12-31,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),4.33,4.29,2.73,1.61,4.29,4.75,3.65,1.94,5.16,4.86,3.12,1.82,11.69,11.79,--,3.04,9.85,13.34,6.25,3.77,6.92,10.81,8.75, 主营业务利润率(%),20.3,21.25,21.15,20.67,18.44,18.81,18.45,16.95,16.06,16.42,17.07,20.76,25,26.32,27.43,26.32,25.95,26.64,24.57,25.67,30.29,32.8,29, 总资产净利润率(%),4.36,4.17,2.63,1.58,3.95,4.36,3.25,1.81,6.19,5.62,3.62,2.16,13.1,11.75,--,3.17,12.43,15.67,7.15,3.93,7.84,11.55,8.75, 成本费用利润率(%),7.51,10.01,9.66,11.65,6.05,8.67,9.26,9.02,6.89,8,7.4,10.44,13.01,14.35,11.68,12.05,11.09,15.1,9.3,10.27,11.88,15.4,14.72, 营业利润率(%),6.77,8.7,8.46,10.2,5.54,7.68,8.19,8.04,6.29,6.95,6.58,9.35,11.99,13.25,11.75,13.08,10.08,12.77,8.27,8.9,10.46,13.18,10.2, 主营业务成本率(%),79.02,78.09,78.18,78.59,80.97,80.54,80.85,82.08,83.5,83.13,82.34,78.85,74.64,73.29,72.07,73.26,73.58,72.76,74.69,73.61,68.93,66.57,70.29, 销售净利率(%),5.78,7.24,6.99,8.47,5.04,6.96,7.11,7.07,5.48,6.15,5.83,7.89,9.76,10.54,8.45,8.71,8.5,11.08,7.12,7.7,8.83,10.99,10.36, 净资产收益率(%),5.9,5.48,3.49,2.11,5.94,6.54,4.82,2.77,8.67,7.56,5.03,3.08,27.11,22.63,--,7.65,24.59,28.43,13.1,6.89,12.5,20.97,21.7, 股本报酬率(%),107.29,38.14,85.77,14.57,97.29,44.53,83.85,18.73,103.29,49.02,73.4,19.57,164.86,138.1,44.42,--,--,--,--,--,--,--,--, 净资产报酬率(%),15.36,5.48,12.59,2.11,14.36,6.54,12.53,2.77,15.73,7.56,11.62,3.08,38.98,34.67,--,7.65,37.95,28.43,13.1,6.89,12.5,20.97,21.7, 资产报酬率(%),11.28,4.29,9.84,1.61,10.37,4.75,9.49,1.94,9.36,4.86,7.21,1.82,16.8,18.06,--,3.04,15.2,13.34,6.25,3.77,6.92,10.81,8.75, 销售毛利率(%),--,--,--,--,--,--,19.15,17.92,--,16.87,17.66,21.15,--,26.71,27.93,26.74,26.42,27.24,25.31,26.39,31.07,33.43,29.71, 三项费用比重(%),8.92,7.04,6.91,4.87,8.21,7.12,6.77,6.07,6.18,5.74,8.66,9.36,12.22,11.8,13.48,11.19,15.05,13.42,15.38,14.44,18.82,19.4,17.16, 非主营比重(%),8.58,6.07,4.99,1.88,10.9,8.43,8.03,7.85,4.67,7.43,3.11,-1.02,-5.68,-8.01,-16.82,-27.94,-2.08,2.51,2.03,2.37,0.52,1.2,12.64, 主营利润比重(%),305.28,247.38,255.36,210.73,339.4,245.68,225.55,210.93,258.57,229.76,251.74,224.4,220.37,214.58,272.86,257.41,262.78,203.36,291.02,281.42,287.93,245.89,223.44,