报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),-0.4,8.23,4.26,2.63,0.19,8.61,4.05,2.41,-0.16,7.93,3.45,2.22,0.4,9.29,--,1.82,--,9.15,2.02,9.13,8.8,9.02,10.03, 主营业务利润率(%),30.7,29.89,26.84,29.93,34.15,29.92,26.5,27.42,28.55,28.35,27.53,26.62,30.19,29.6,28.27,27.05,28.99,29.18,28.02,30.99,30.46,32.3,30.15, 总资产净利润率(%),-0.39,8.74,4.35,2.69,0.19,8.98,4.05,2.4,-0.16,9.47,3.94,2.5,0.45,9.71,--,1.85,--,9.65,2.05,9.58,9.35,9.83,10.03, 成本费用利润率(%),-9.48,23.13,16.34,15.81,3.02,23.92,15.41,13.75,-2.55,21.39,12.84,12.39,6.45,19.52,9.83,8.32,-5.5,19.13,9.63,19.59,17.75,16.74,16.09, 营业利润率(%),-10.43,17.76,13.02,12.15,1.95,18.88,12.07,10.69,-2.38,17.3,10.57,9.89,-3.87,15.04,8.43,7.28,-5.43,14.22,8.27,13.81,13.21,12.46,12.17, 主营业务成本率(%),68.62,69.62,72.74,69.69,65.42,69.56,73.05,72.18,71.2,71.01,72.01,72.95,69.59,69.73,71.35,72.56,70.64,70.13,71.52,68.38,68.89,67.03,69.26, 销售净利率(%),-8.87,18.42,13.5,13.1,2.53,19.15,13.17,11.84,-2.37,17.92,11.05,10.97,5.64,15.87,8.36,7.23,-5.93,15.99,8.47,16.08,14.75,13.71,13.56, 净资产收益率(%),-0.5,11.77,6.16,3.76,0.35,12.02,5.77,3.49,-0.11,11.41,5.14,3.02,0.58,13.58,--,2.8,--,13.18,3.07,13.39,13.6,13.65,14.61, 股本报酬率(%),-2.75,71.09,27.81,28.73,1.17,64.73,23.27,23.9,-0.91,54.87,17.89,20.54,1.95,53.58,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),-0.55,14.11,5.94,6.13,0.26,14.33,5.53,5.81,-0.22,13.2,4.62,5.4,0.52,16.76,--,5.8,--,15.98,2.95,16,15.96,16.61,17.39, 资产报酬率(%),-0.4,10.01,4.26,4.41,0.19,10.34,4.05,4.18,-0.16,9.55,3.45,4.08,0.4,11.52,--,4.01,--,11.2,2.02,11.01,10.56,10.81,11.7, 销售毛利率(%),--,--,--,30.31,34.58,30.44,26.95,27.82,28.8,28.99,27.99,27.05,30.41,30.27,28.65,27.44,29.36,29.87,28.48,31.62,31.11,32.97,30.74, 三项费用比重(%),26.07,10.86,10.46,12.72,20.6,11.26,12.17,12.76,22.23,13.46,15.68,16.23,25.41,13.53,16.26,15.61,27.28,14.14,17.32,14.81,14.9,16.07,15.61, 非主营比重(%),-16.44,8.54,8.88,10.7,52.96,6.02,11.73,11.84,-27.98,8.21,8.93,12.68,166.51,11.55,7.06,5.8,-5.9,16.47,9.36,19.62,15.1,12.16,12.02, 主营利润比重(%),-339.6,159.6,196.41,228.69,1306.95,153.81,200.76,233.61,-1196.24,155.68,243.27,239.78,491.34,180.7,326.75,367.22,-536.34,179.58,325.96,188.75,203.26,230.37,219.3,