报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-03-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),4.46,0.77,-1.57,-2.04,3.49,2.27,0.86,-0.07,-2.75,0.59,0.58,-0.26,1.78,-0.78,-1.15,-0.32,7.26,5.53,3.78,1.26,8.12,8.86,6.28,1.66,14.86,--,--,17.75,22.19,31.76, 主营业务利润率(%),42.35,42.2,37.92,19.73,42.65,43.96,43.12,37.37,34.34,33.05,35.7,31.88,33.95,32.87,34.4,36,39.03,41.04,41.36,46.4,49.35,50.9,52.13,47.62,49.62,50.35,100,51.67,54.39,54.06, 总资产净利润率(%),4.64,0.79,-1.54,-2.01,4.36,2.82,1.06,-0.08,-2.53,0.56,0.55,-0.25,1.84,-0.78,-1.13,-0.32,7.52,5.34,3.67,1.23,11,9.6,6.4,1.62,16.36,--,--,20.28,29.43,31.76, 成本费用利润率(%),19.09,4.96,-17.67,-72.43,16.21,15.19,10.05,-0.05,-12.65,3.04,4.45,-4.67,5.25,-3.45,-8.41,-5.28,23.13,24.4,28.44,23.69,31.17,35.65,38.38,22.69,35.04,33.84,--,39.53,46.24,45.77, 营业利润率(%),15.06,4.12,-16.97,-118.33,12.72,11.73,8.03,-0.04,-11.37,2.77,4.74,-5.4,4.78,-6.59,-12.16,-13.36,11.69,11.4,13.56,13.83,18.58,21.54,22.49,14.26,21.3,21.1,-4.73,24.02,25.86,26.44, 主营业务成本率(%),56.53,56.43,60.43,76.77,55.99,54.4,55.25,59.92,63.8,64.7,62.22,64.82,64.56,65.14,63.63,60.91,59.65,58.1,57.69,52.55,49.74,48.16,46.84,51.11,49.38,48.75,--,47.33,44.46,44.8, 销售净利率(%),12.94,3.82,-16.59,-116.8,10.84,10.41,6.5,-1.23,-8.74,2.95,4.69,-5.33,4.94,-3.66,-9.61,-5.74,18.43,19.53,21.57,17.92,23.04,25.01,26.72,18.06,24.83,24.13,6.8,27.06,30.67,29.87, 净资产收益率(%),5.97,1.02,-1.95,-2.57,4.44,2.87,1.07,-0.08,-3.42,0.75,0.74,-0.34,2.49,-1.09,-1.58,-0.43,9.9,6.81,4.81,1.58,10.8,13.16,8.62,2.22,20.61,--,--,24.08,29.77,38.17, 股本报酬率(%),69,4.35,30.55,-10.56,53.14,11.9,37.86,-0.33,18.53,2.23,26.71,-1.02,27.21,-3.01,13.2,-2.2,74.57,33.92,42.65,7.96,69.2,62.96,45.05,23.6,78.35,38.5,--,--,--,--, 净资产报酬率(%),15.96,1.02,7.4,-2.57,12.63,2.87,9.34,-0.08,6.5,0.75,8.98,-0.34,9.2,-1.09,4.85,-0.43,14.58,6.81,8.74,1.58,13.99,18.93,14.26,7.99,26.01,--,--,29.43,35.08,45.47, 资产报酬率(%),11.93,0.77,5.98,-2.04,9.93,2.27,7.5,-0.07,5.21,0.59,7.11,-0.26,6.59,-0.78,3.54,-0.32,10.69,5.53,6.88,1.26,10.52,12.75,10.38,5.98,18.75,--,--,21.7,26.14,37.83, 销售毛利率(%),--,--,--,--,--,--,44.75,40.08,--,35.3,37.78,35.18,--,34.86,36.37,39.09,--,41.9,42.31,47.45,--,51.84,53.16,48.89,50.62,51.25,--,52.67,55.54,55.2, 三项费用比重(%),21.15,24.45,34.49,83.09,20.99,20.99,22.59,24.67,24.37,22.93,40.56,47.41,33.02,42.54,50.04,48.85,26.73,29.16,27.68,33.17,30.44,28.51,28.82,33.83,27.99,29.13,0,27.3,28.52,27.53, 非主营比重(%),0.07,-0,0.15,-0.2,11.05,0.22,0.19,-184.92,-0.55,2.06,0.35,-0.99,10.9,-80.33,-29.48,-140.89,42.64,46.95,44.74,32.7,26.49,22.15,23.57,27.12,22.46,20.86,0,19.67,24.56,21.44, 主营利润比重(%),281.49,1035.2,-222.2,-16.68,335.84,375.65,540.11,-88330.05,-301.51,1207.55,765.27,-590.2,652.81,-868.29,-353.64,-604.36,192.42,190.87,168.51,225.76,195.26,183.98,177.15,243.43,180.69,188.86,1471.02,172.82,158.68,160.76,