报告日期,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(%),0.57,-1.8,-1.39,-1.1,0.08,-1.55,0.56,0.42,0.12,-0.78,1.92,1.32,1.08,5.95,4.66,2.94,1.08,4.73,4.29,3.38,1.98,7.36,6.25,5.09,4.25,15.25,--,--,--,19.71,20.07,21.28, 主营业务利润率(%),54.41,45.96,46.98,46.36,44.19,45.59,42.56,45.39,38.28,54.85,62.68,66.56,62.39,76.57,78.9,80.01,78.46,74.99,77.14,77.03,78.13,76.57,77.03,77.18,78.91,78.01,78.65,80.1,80.12,77.28,77.36,75.89, 总资产净利润率(%),0.57,-1.84,-1.36,-1.07,0.08,-1.53,0.57,0.42,0.12,-0.82,2.02,1.41,1.08,6.18,4.83,3.01,1.15,5.15,4.64,3.56,2.05,9.64,7.92,6.16,4.27,15.91,--,--,--,20.39,21.14,21.28, 成本费用利润率(%),16.13,-8.5,-7.01,-9.71,7.14,2.46,4.07,4.9,1.33,-0.49,20.56,24.97,37.09,43.29,47.44,46.47,43.72,27.33,37.58,50,66.69,51.43,55,65.89,85.71,64.78,72.19,65.5,90.72,75.29,71.72,85.71, 营业利润率(%),13.28,-8.34,-7.51,-10.76,6,2.53,3.74,4.48,1.18,8.71,17.63,22.93,31.5,34.53,29.48,28.39,29.01,21.29,27.46,33.37,40.54,34.62,35.83,39.59,45.65,36.71,39.78,39.23,47.13,41.47,40.8,44.87, 主营业务成本率(%),44.8,53.16,52.23,52.92,55.52,53.49,56.57,53.7,61.01,44.16,36.39,32.32,36.7,22.8,20.65,19.5,21.08,24.47,22.59,22.68,21.71,23.23,22.78,22.64,20.92,21.66,21.02,19.48,19.55,22.29,22.22,23.65, 销售净利率(%),10.11,-12.41,-11.6,-14.84,2.45,-9.5,4.73,5.3,2.64,-5.38,17.45,22.53,28.37,31.38,31.04,31.01,24.68,20.4,25.04,29.79,34.26,28.85,29.98,33.83,39.33,35,35.49,33.22,40.16,37.15,36.21,41.24, 净资产收益率(%),1.26,0.84,0.65,0.17,0.57,1.15,2.18,1.47,0.61,2.02,4.3,2.91,1.89,10.63,8.07,5.2,2.48,8.71,7.37,5.39,2.96,10.32,8.18,5.98,6.6,18.5,--,--,--,24.34,24.05,26.44, 股本报酬率(%),1.59,39.36,-3.52,38.17,0.22,33.59,1.59,35.84,0.33,29.43,5.3,32.19,2.72,39.16,11.5,30.93,2.8,31.7,9.73,25.72,9.37,70.37,25.31,51.94,--,--,--,--,--,--,--,--, 净资产报酬率(%),1.06,26.34,-2.39,25.98,0.14,21.8,1,22.48,0.21,18.48,3.18,18.86,1.6,23.46,7.03,18.96,1.76,20.31,6.28,16.87,2.65,20.46,7.52,16.32,6.22,32.73,--,--,--,36.28,24.05,26.44, 资产报酬率(%),0.57,14.19,-1.39,15.39,0.08,12.72,0.56,13.09,0.12,10.84,1.92,11.22,1.08,15.74,4.66,12.88,1.08,13.8,4.29,12.02,1.98,15.89,6.25,14.52,4.25,27.93,--,--,--,30.23,20.07,21.28, 销售毛利率(%),--,--,--,--,--,--,--,46.3,38.99,55.84,63.61,67.68,63.3,77.2,79.35,80.5,78.92,75.53,77.41,77.32,78.29,76.77,77.22,77.36,79.08,78.34,78.98,80.52,80.45,77.71,77.78,76.35, 三项费用比重(%),36.77,51.92,52.22,54.77,35.9,45.24,36.08,37.31,31.47,52.44,52.32,64.04,47.64,58.07,53.9,54.87,53.32,56.95,52,45.75,39.37,43.11,40.65,37.51,32.12,41.32,38.25,40.29,32.07,35.33,36.51,32.53, 非主营比重(%),10.81,-93.1,-95.83,-58.7,136.89,471.32,179.87,164.72,535.32,-848.62,79.72,75.78,47.32,22.11,31.23,29.67,28.05,18.53,12.61,10.95,8.67,1.87,-2.38,0.41,-0.1,10.49,7.57,0.49,0.01,5.13,3.81,10.44, 主营利润比重(%),409.67,-510.24,-637.15,-440.3,674.8,1856.45,1117.07,1007.97,3082.36,-11372.63,340.09,273.47,197.3,217.05,221.81,230.02,239.74,334.85,274.22,224.2,191.25,223.72,220.14,194.15,173.03,190.18,182.76,203.17,169.97,176.8,182.36,156.32,