报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2010-12-31,2009-12-31,2008-12-31, 总资产利润率(%),3.03,2.28,3.72,2.69,1.58,1.09,0.64,0.08,0.29,-10.39,-2.93,-1.12,0.22,0.27,0.5,0.28,0.49,1.71,1.95,1.31,0.67,1.05,1.66,1.16,0.7,1.33,1.04,0.9,0.77,2.24,2.26,1.77,1,3.86,3.4,3.1,--,4.99,--,3.22,6.74,4.74,1.69, 主营业务利润率(%),18.33,18.94,19.6,19.52,18,15.4,14.04,13.25,12.44,7.16,8.05,10,13.98,15.76,14.26,14.37,15.89,17.89,17.94,18.25,17,17.73,18.25,18.14,16.81,16.17,16.57,16.58,17.39,14.88,14.61,13.83,13.93,12.91,13.19,13.4,--,13.18,--,12.24,14.5,14.21,11.25, 总资产净利润率(%),3.1,2.34,3.91,2.73,1.58,1.02,0.6,0.08,0.3,-10.02,-2.93,-1.1,0.22,0.28,0.52,0.27,0.5,1.71,1.96,1.28,0.69,1.09,1.74,1.2,0.72,1.37,1.08,0.93,0.79,2.34,2.38,1.86,1.03,4.17,3.62,3.23,--,5.23,--,3.38,7.81,4.86,1.69, 成本费用利润率(%),14.03,4.5,8.72,9.29,8.94,3.26,2.18,1.1,2.19,-20.3,-7.13,-3.05,1.64,0.75,1.81,1.53,3.49,3.27,4.61,4.63,4.07,2.42,3.84,3.87,3.75,2.37,2.2,2.54,3.64,3.13,3.78,4.14,4.11,4.45,4.85,6.01,--,4.94,--,5.22,6.62,4.16,1.32, 营业利润率(%),11.99,3.91,7.73,8.18,7.9,2.5,1.6,0.63,1.55,-24.38,-7.75,-3.45,1.37,0.12,0.89,0.42,3.13,2.79,4.21,4.19,3.74,1.86,3.52,3.52,3.4,0.06,1.92,2.23,3.34,2.08,3.49,3.87,3.85,3.98,4.54,5.66,--,4.58,--,4.86,6.08,3.89,1.05, 主营业务成本率(%),81.28,80.47,79.88,79.95,81.43,83.81,85.28,86.07,86.98,92.01,91.21,89.29,85.41,83.61,85.16,85.02,83.67,81.6,81.83,81.51,82.83,81.91,81.41,81.59,82.97,83.52,83.14,83.14,82.33,84.86,85.12,85.9,85.83,86.86,86.59,86.39,--,86.62,--,87.6,85.38,85.69,88.65, 销售净利率(%),12.1,3.76,7.51,7.89,8.88,2.21,1.46,0.29,1.92,-24.63,-8.57,-4.36,1.3,0.52,1.18,0.83,2.53,2.6,3.58,3.29,3.08,1.5,2.76,2.79,3.07,1.84,1.69,2.05,3.07,2.39,2.94,3.18,3.65,3.69,3.92,4.93,--,4.06,--,4.16,5.5,3.08,1.18, 净资产收益率(%),7.16,6.46,10.53,7.37,4.66,1.51,1.72,0.49,1.11,-32.45,-8.16,-2.84,0.99,1.18,1.52,0.67,1.31,4.63,5.17,3.31,1.94,2.9,4.5,3.16,1.94,3.65,2.92,2.49,2.17,4.96,5.86,4.38,2.53,7.99,9.16,7.96,--,12.36,--,8.44,17.22,8.87,3.02, 股本报酬率(%),34.71,433.73,48.72,431.6,18.71,400.88,7.6,380.56,4.12,230.49,-42.03,341.47,3.07,346.71,7.24,335.25,6.75,338.76,26.35,320.11,9.32,304.88,22.52,296.63,9.2,285.45,13.29,271.57,9.51,275.15,27.19,243.71,11.32,230.93,35.53,244.03,--,--,--,--,--,--,--, 净资产报酬率(%),6.44,85.94,9.28,84.66,3.72,82.61,1.58,80.35,0.87,48.8,-7.45,57.89,0.55,62.84,1.3,60.43,1.21,61.3,4.72,58.23,1.69,56.24,4.09,54.38,1.7,53.43,2.51,51.38,1.78,52.41,5.19,47.11,2.17,47.01,7.13,50.55,--,56.8,--,53.65,62.1,9.32,3.44, 资产报酬率(%),3.03,34.64,3.72,35.59,1.58,33.98,0.64,28.83,0.29,17.29,-2.93,24.62,0.22,24.24,0.5,26.29,0.49,25.54,1.95,25.18,0.67,22.88,1.66,22.11,0.7,23.01,1.04,22.01,0.77,23.48,2.26,20.45,1,21.43,3.4,20.75,--,23.39,--,21.06,26.39,4.74,1.69, 销售毛利率(%),--,--,--,--,--,--,--,13.93,13.02,7.99,8.79,10.71,14.59,16.39,14.84,14.98,16.33,18.4,18.17,18.49,17.17,18.09,18.59,18.41,17.03,16.48,16.86,16.86,17.67,15.85,15.39,14.54,14.63,13.04,13.43,13.49,--,13.82,--,12.4,14.62,14.31,11.35, 三项费用比重(%),3.89,10.22,8.29,7.87,6.89,13.07,9.98,10.41,9.87,24.02,14.24,17.23,13.25,19.38,16.56,15.34,13.42,16.59,14.8,14.47,12.97,16.42,14.81,13.66,12.94,16.32,14.71,14.26,13.57,12.29,11,10.02,9.72,10.04,9.53,8.92,--,9.45,--,8.18,10.07,10.63,10.27, 非主营比重(%),1.33,118.41,70.9,104.3,199.94,154.04,76.17,148.29,81.92,-4.22,-6.83,-20.76,56.5,364.72,183.92,119.67,18.86,39.85,23.4,18.74,20.57,64.91,28,29.95,22.83,148.82,41.91,38.74,12.15,43.26,16.33,13.83,6.14,19.72,15.58,13.88,--,14.82,--,14.7,27.88,15.46,26.14, 主营利润比重(%),152.71,461.06,253.35,237.95,226.53,483.77,670.19,1245.74,584.17,-30.16,-106.4,-305.73,856.11,2029.36,768.2,928.64,466.11,554.88,401.55,409.89,435.27,743.78,492.05,491.42,465.81,681.41,768.09,667.58,496.48,488.42,401.13,347.67,353.94,298.63,282.17,233.29,--,276.89,--,244.53,229.41,354.39,861.53,