报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2008-12-31,2007-12-31, 总资产利润率(%),0.72,0.91,1.58,1.37,0.29,0.76,0.49,0.25,-0.31,-3.71,-1.79,-1.21,-1.02,0.34,0.15,0.11,0.31,0.48,0.83,0.66,0.25,0.29,0.5,1.2,0.95,5.02,4.26,3.15,1.38,5.47,4.24,3.16,1.09,5.03,4.29,2.71,1.13,6.67,4.87,3.41,1.18,5.38,3.58,8.54,--,15.22,--,15.45,10.25, 主营业务利润率(%),14.91,18.66,18.72,18.31,15.52,20.06,17.54,16.34,13.46,10.2,9.83,9.76,10.71,16.72,16.68,17.02,15.61,20.02,23.55,22.98,23.54,17.58,17.94,19.11,18.79,20.49,19.28,19.65,19.72,19.53,19.53,20.2,19.74,19.3,19.55,18.86,18.24,22.01,21.77,22.85,23.34,22.54,23.23,24.41,--,27.38,27.34,23.23,22.19, 总资产净利润率(%),0.73,0.94,1.6,1.38,0.29,0.75,0.47,0.25,-0.31,-3.61,-1.79,-1.22,-1.02,0.34,0.14,0.11,0.31,0.49,0.85,0.67,0.25,0.29,0.5,1.21,0.93,5.21,4.34,3.19,1.38,5.55,4.29,3.19,1.09,5.04,4.18,2.64,1.13,7,5.05,3.49,1.19,8.42,5.6,9.42,--,17.97,--,15.42,10.25, 成本费用利润率(%),6.24,2.51,6.33,9.23,4.16,2.18,1.51,1.23,-2.46,-7.91,-5.72,-5.91,-9.92,0.56,0.11,0.18,3.58,1.26,2.82,3.99,4.2,1.48,2.45,6.79,9.43,11.65,11.83,13.36,13.34,12.79,12.24,14.08,11.12,13.54,14.11,13.56,13.71,18.03,17.11,18.29,14.97,17.35,16.04,18.8,--,18.18,19.99,13.74,13.3, 营业利润率(%),5.89,2.59,6.18,8.76,4.06,2.08,1.43,1.18,-2.45,-8.03,-5.74,-6.27,-11.38,0.58,-0.15,0.01,3.55,0.91,2.56,3.62,3.88,0.92,1.9,5.8,8.18,9.05,8.85,9.21,11.44,7.83,7.59,7.87,8.86,10.47,11.54,10.99,11.71,14.09,13.95,14.44,12.76,12.83,12.61,14.44,--,15.15,16.33,10.98,10.87, 主营业务成本率(%),84.37,80.34,80.22,80.64,83.19,78.88,81.37,82.66,85.46,88.97,89.31,89.32,88.12,82.25,82.28,81.88,83.04,79.19,76.02,76.62,75.89,82.03,81.69,80.45,80.88,79.14,80.33,79.96,79.88,80.14,80.12,79.44,79.92,80.42,80.14,80.75,81.27,77.61,77.84,76.71,76.24,77.21,76.5,75.26,--,72.25,72.23,76.42,77.62, 销售净利率(%),5.84,2.68,5.96,8.09,4.05,1.95,1.51,1.13,-2.45,-7.71,-4.77,-5.32,-8.85,0.79,0.46,0.55,3.21,1.18,2.47,2.88,2.66,0.65,1.36,4.24,7.35,9.23,9.71,11.03,10.48,10.46,10.41,11.98,8.84,10.45,10.86,10.76,10.57,13.14,12.55,13.47,10.84,12.96,12.08,13.67,--,13.34,14.41,10.78,10.13, 净资产收益率(%),0.91,1.13,1.88,1.63,0.35,0.95,0.6,0.3,-0.38,-4.63,-2.22,-1.55,-1.27,0.43,0.18,0.14,0.37,0.6,1.06,0.82,0.3,0.73,1.02,1.83,1.17,5.98,4.77,3.48,1.52,5.97,4.48,3.32,1.2,5.6,4.61,3.02,1.27,7.73,5.63,3.91,1.32,6.04,19.24,14.72,--,25.04,--,26.43,29.24, 股本报酬率(%),3.08,59.18,6.34,58.75,1.13,53.32,1.85,49.67,-1.21,30.95,-7.55,40.54,-4.27,43.67,0.61,39.32,1.27,37.75,3.61,34.07,1.03,31.16,1.98,31.62,3.65,44.71,16.75,34.34,10.43,81.22,32,59.85,8,69.86,29.89,49.39,8.24,75.87,34.88,47.95,14.24,102.92,57.23,91.17,--,--,--,--,--, 净资产报酬率(%),0.91,17.62,1.88,17.5,0.35,16.65,0.58,15.64,-0.38,9.74,-2.27,12.06,-1.27,12.85,0.18,11.55,0.37,11.18,1.06,10.01,0.3,9.14,0.59,9.4,1.06,13.1,4.92,10.22,1.57,12.39,4.95,9.38,1.26,11.16,4.83,8.13,1.27,11.98,5.63,7.88,1.32,9.67,4.12,28.91,--,39.43,--,42.11,47.87, 资产报酬率(%),0.72,14.18,1.58,14.69,0.29,13.65,0.49,13.18,-0.31,7.77,-1.79,9.41,-1.02,10.4,0.15,9.4,0.31,8.92,0.83,7.97,0.25,7.56,0.5,7.81,0.95,11.1,4.26,8.86,1.38,10.72,4.24,7.96,1.09,9.48,4.29,7.09,1.13,10.32,4.87,6.86,1.18,8.61,3.58,16.77,--,23.96,--,24.61,16.78, 销售毛利率(%),--,--,--,--,--,--,--,17.34,14.54,--,10.69,10.68,11.88,--,17.72,18.12,16.96,--,23.98,23.38,24.11,--,18.31,19.55,19.12,--,19.67,20.04,20.12,--,19.88,20.56,20.08,--,19.86,19.25,18.73,22.39,22.16,23.29,23.76,22.79,23.5,24.74,22.92,27.75,27.77,23.58,22.38, 三项费用比重(%),8.44,17.49,14.8,13.2,12.82,16.22,13.54,14.13,12.85,12.07,9.56,14.94,24.38,17.76,18.03,17.81,15.08,18.31,19.19,17.21,20.15,16.38,15.46,12.59,10.61,11.17,10.05,10,8.28,11.49,11.78,12.08,10.88,8.68,8.01,7.87,6.52,7.69,7.82,8.33,10.58,9.58,10.28,9.49,--,11.77,10.29,11.29,11.2, 非主营比重(%),45.84,305.59,128.77,115.38,158.31,254.74,341.24,454.82,-96.15,-28.38,-15.88,-15.38,-17.36,285.15,1528.7,743.51,43.64,78.71,24.53,19.56,24.08,66.39,20.25,8.62,5.53,14.35,17.6,23.7,3.17,33.47,32.76,39.14,12.54,13.45,7.53,8.99,3.29,8.84,5.3,7.63,2.32,15.07,9.64,9.78,--,1.28,1.55,9.19,8.17, 主营利润比重(%),255.39,752.81,308.01,209.12,383.73,955.46,1213.35,1353.13,-549.59,-126.64,-172.24,-157.12,-95.02,2944.28,14939.97,9317.23,438.91,1618.21,872.15,610.94,579.79,1205.05,751.29,301.28,217.01,194,179.54,162.81,166.96,166.01,172.97,156.19,194.87,159.47,156.62,156.2,150.62,142.46,147.82,146.15,178.69,149.22,166.38,152.55,--,178.48,164.87,192.11,187.47,