报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2005-12-31,2004-12-31,2003-12-31,2002-12-31, 总资产利润率(%),0.25,3.58,2.8,2.12,1.5,3.32,2.76,1.31,0.05,0.12,-0.36,-0.5,-0.91,0.1,-0.16,-0.47,-0.67,-14.23,-11.16,-10.38,-1.02,1.19,1.36,1.07,1.16,8.66,7.5,5.21,1.67,8.49,6.95,4.26,1.62,6.12,5.2,3.63,1.84,6.21,5.4,3.34,1.58,6.49,5.38,3.45,1.57,5.15,4.64,1.74,1.66,5.48,4.98,6.46,3.75,9.69,7.86,--,5.27,8.59,--,8.47,7.67,5.61,2.61, 主营业务利润率(%),10.08,22.93,22.33,24.48,31.38,18.58,18.82,15.99,11.34,10.68,5.2,3.79,-7.82,10.69,9.65,6.11,-5.1,-14.59,-8.16,-10.77,-16.59,16.26,18.88,21.77,21.79,28.26,32.77,33.69,26.69,29.24,31.95,30.34,27.34,27.22,30.62,31.57,31.71,29.24,33.23,33.65,32.4,32.36,36.58,35.54,34.65,33.74,40.83,37.38,40,33.89,37.6,38.76,42.55,33.73,38.93,--,43.99,24.78,29.44,19.97,22.67,23.08,18.37, 总资产净利润率(%),0.24,3.58,2.83,2.19,1.5,3.35,2.81,1.31,0.05,0.12,-0.36,-0.5,-0.89,0.09,-0.15,-0.45,-0.67,-13.17,-10.39,-9.63,-1,1.23,1.42,1.06,1.14,9.05,7.88,5.4,1.73,8.74,7.07,4.27,1.62,6.54,5.53,3.66,1.84,6.28,5.35,3.3,1.55,6.63,5.5,3.51,1.59,5.33,4.79,1.78,1.68,7.78,7.03,6.55,3.8,12.35,9.78,--,5.14,9.88,--,8.71,8.04,5.71,2.61, 成本费用利润率(%),5.53,13.93,14.73,17.95,21.98,12.85,15.16,11.3,2.93,3.38,0.16,-2.43,-14.03,1.89,0.55,-3.37,-13.95,-63.48,-71.03,-99.61,-20.95,6.67,10.75,11.66,22.75,33.58,43.17,44.83,32.79,35.91,41.3,38,32.52,31.13,37.64,38.75,39.72,33.85,42.13,42.42,40.58,36.69,44.12,41.46,40.33,27.93,36.69,20.62,42.58,36.88,52.95,59.28,74.82,44.09,56.48,--,70.22,27.88,36.81,23.09,25.16,23.2,17.42, 营业利润率(%),5.51,10.96,11.75,13.76,16.26,11.07,13.37,10.35,2.73,2.99,-0.35,-3.13,-18.6,1.13,-0.2,-3.86,-16.94,-75.98,-83.81,-119.69,-26.77,5.18,8.89,9.51,18.51,24.87,30.14,30.78,25,26.45,29.28,27.5,24.37,23.52,27.61,28.32,28.81,25.13,29.38,29.45,28.49,25.53,30.7,29.53,28.47,22.71,27.14,16.72,29.85,26.86,35.29,37.91,43.51,30.93,36.68,--,41.78,22.04,27.21,19.19,19.98,18.75,14.9, 主营业务成本率(%),89.85,76.95,77.57,75.42,68.58,81.23,81.06,83.93,88.59,89.05,94.67,96.06,107.66,88.99,90.21,93.81,105.01,114.15,107.81,110.38,114.69,81.71,78.96,76.11,76.12,69.58,65.06,64.16,71.13,68.63,65.91,67.57,70.7,70.47,66.99,66.04,65.93,68.22,64.19,63.74,65.03,64.88,60.57,61.51,62.89,63.72,56.91,60.32,58.07,63.8,59.94,58.89,55.25,63.74,58.56,--,53.6,72.78,67.93,77.18,74.35,73.96,78.51, 销售净利率(%),3.12,9.39,10.1,11.87,13.98,8.12,10.02,7.27,0.65,0.4,-1.92,-4.46,-18.79,0.41,-1.01,-4.93,-17.44,-75.63,-84.12,-120.17,-27.34,4.69,7.17,7.46,15.62,22.3,26.47,27.27,21,24.06,26.46,25.11,21.17,20.19,23.52,23.43,24.96,21.37,25.33,24.82,25.39,22.86,25.16,24.18,24.86,17.09,20.74,12.86,24.44,24.96,33.55,29.34,35.6,24.21,25.52,--,32.49,17.29,22.14,16.66,17.8,13.97,10.49, 净资产收益率(%),0.47,7.02,5.66,4.55,3,6.81,5.82,2.77,0.09,0.21,-0.81,-1.1,-1.93,0.1,-0.42,-1.07,-1.57,-32.54,-24.29,-22.04,-2.02,2.3,2.68,1.95,2.01,15.85,14.11,9.99,3.26,18.03,14.9,9.39,3.61,14.16,12.14,7.97,4.02,14.19,12.11,7.76,3.65,16.13,13.73,9.13,4.2,14.06,12.77,5.09,4.62,15.67,14.15,8.42,4.92,12.99,17.72,--,7.09,13.09,--,10.73,9.93,21.13,3.42, 股本报酬率(%),3.86,998.55,45.42,975.62,23.93,948.57,44.81,876.85,0.81,818.18,-5.51,748.42,-13.5,739.21,-2.49,703.51,-11.17,440.25,-190.47,457.89,-19.34,619.21,27.03,572.17,20.62,678.15,137.68,583.72,29.71,634.33,119.53,534.02,26.94,538.05,85.43,460.52,26.62,471.29,75.04,402.25,21.51,421.22,76.28,354.83,21.74,348.42,62.41,286.86,21.36,310.7,61.15,260.9,19.83,265.83,37.81,0,16.46,253.93,25.5,20.55,17.56,188.2,166.21, 净资产报酬率(%),0.47,123.15,5.67,122.82,3,122.63,5.84,118.6,0.11,112.58,-0.77,104.72,-1.9,101.71,-0.34,97.3,-1.53,59.52,-24.22,57.17,-2.01,63.09,2.76,59.4,2.04,68.38,14.14,62.84,3.27,76.53,14.92,70.87,3.63,75.1,12.17,68.82,4.04,74.44,12.11,67.75,3.65,74,13.73,66.98,4.2,70.22,12.77,63.83,4.62,70.55,14.01,64.37,4.92,69.37,10.19,--,7.09,117.72,--,10.73,9.93,114.88,108.36, 资产报酬率(%),0.25,62.74,2.8,57.17,1.5,59.48,2.76,55.47,0.05,52.27,-0.36,49.08,-0.91,47.76,-0.16,45.25,-0.67,26.08,-11.16,26.99,-1.02,31.59,1.36,31.64,1.16,37.25,7.5,32.72,1.67,35.98,6.95,32.08,1.62,32.37,5.2,31.3,1.84,32.59,5.4,29.12,1.58,29.78,5.38,25.35,1.57,25.7,4.64,21.8,1.66,24.65,4.98,49.35,3.75,51.76,7.86,--,5.27,77.25,--,8.47,7.67,90.6,82.82, 销售毛利率(%),--,--,--,--,--,--,--,16.07,11.41,10.95,5.33,3.94,-4.67,14.34,11.94,8.5,-5.39,-14.15,-7.81,-10.38,-14.69,18.29,21.04,23.89,23.88,30.42,34.94,35.84,28.87,31.37,34.09,32.43,29.3,29.53,33.01,33.96,34.07,31.78,35.81,36.26,34.97,35.12,39.43,38.49,37.11,36.28,43.09,39.68,41.93,36.21,40.06,41.11,44.75,36.26,41.44,--,46.4,27.22,32.07,22.82,25.65,26.04,21.49, 三项费用比重(%),4.96,6.71,6.07,4.76,4.94,5.39,5.59,6.21,8.84,5.94,6,8.22,19.36,11.47,12.32,12.71,13.59,8.17,9.7,9.36,10.81,4.74,4.2,4.19,3.66,3.54,3.13,3.12,3.37,4.13,4.02,4.13,4.16,4.4,4.04,4.29,4.16,4.43,4.25,4.47,4.96,5.32,5.1,5.2,5.41,7.11,7.84,9.87,11.03,6.04,4.66,3.22,1.39,4.08,3.69,--,3.2,4.52,3.88,4.05,3.95,4.48,4.48, 非主营比重(%),19.03,20.34,17.33,15.8,9.69,16.23,12.6,19.71,87.81,56.49,1290.87,-95.23,-13.56,129.14,514.77,-70.57,-12.94,0.73,-2.37,-2.22,-2.71,31.79,17.19,15.81,7.76,7.89,5.61,5.84,7.35,6.86,6.18,6.49,7.29,7.05,4.38,4.08,4.29,4.86,4.83,5.57,6.79,7.61,1.17,0.86,2.83,-6.58,-10.74,-17.01,3.1,1.74,7.23,6.97,6.52,4.63,3.75,--,1.9,8.97,6.79,12.32,13,1.5,7.43, 主营利润比重(%),191.91,196.55,181.09,169.9,194.12,166.59,143.06,156.92,397.48,331.71,3192.37,-149.16,43.84,560.5,1723.27,-169.76,30.8,18.72,9.75,9,62.15,275.49,205.86,226.65,117.04,111.83,107.87,108.25,106.16,108.73,107.32,108.2,109.44,113.27,110.83,112.07,110.17,114.89,111.06,112,110.05,120.89,120.99,123.04,121.42,164.64,166.11,250.05,132.26,127.39,105.9,101.46,96.64,108.76,106.41,--,105.83,111.46,107.44,102.86,110.83,122.23,122.44,