报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2005-12-31,2004-12-31, 总资产利润率(%),0.53,1.03,0.84,0.5,0.28,-2.6,0.5,0.58,0.31,3.1,2.86,2.12,1.21,9.56,8.28,5.76,2.3,6.47,4.17,1.97,0.2,-2.03,-0.36,-0.4,0.58,1.18,2.1,1.46,1.03,9.74,7.44,4.63,1.9,8.93,5.68,3.58,1.57,2.51,1.62,1.31,0.78,10.88,7.57,5.18,2.32,8.89,6.4,4.73,2.12,9.08,5.86,4.38,1.89,8.93,6,9.99,--,23.56,--,--,29.11,29.23, 主营业务利润率(%),37.68,39.93,36.75,37.59,35.51,38.61,36.4,47.24,41.6,51.8,51.69,54.1,49.86,44.92,46.24,45.07,45.05,45.75,47.49,51.65,56.35,41.57,41,38.05,45.09,42.61,44.21,43.54,45.58,43.67,43.22,41.25,40.23,42.4,38.64,37.78,38.02,39.82,41.09,41.17,42.1,43.72,39.83,40.96,39.26,45.73,51.2,54.87,53.86,49.17,50.46,55.51,55.37,56.58,58.68,59.51,--,56.45,58.25,56.06,59.63,70.35, 总资产净利润率(%),0.54,1.03,0.84,0.5,0.28,-2.56,0.5,0.58,0.31,3,2.77,2.08,1.21,10.07,8.66,6.02,2.35,6.78,4.29,1.97,0.19,-1.99,-0.35,-0.39,0.57,1.57,2.72,1.88,1.34,10.31,7.75,4.74,1.93,9.37,5.95,3.67,1.59,2.58,1.68,1.34,0.79,11.38,7.8,5.28,2.37,9.12,6.57,4.76,2.15,9.36,6.01,4.46,1.92,12.99,8.67,10.57,--,26.74,--,--,30.25,29.23, 成本费用利润率(%),17.67,9.96,10.65,7.2,12.58,-16.29,5.41,10.73,13.47,24.16,30.61,28.49,32.27,36.57,44.56,46.83,34.24,28.25,23.64,19.5,3.27,-9.61,-2.57,-4.16,15.28,6.68,17.62,19.27,23.93,30.47,30.47,27.98,22.38,26.41,20.09,17.59,14.52,7.3,7.55,8.33,8.64,29.84,24.94,25.42,21.08,29.28,31.89,37.91,31.96,35.38,35.19,43.69,39.91,51.74,43.69,45.61,--,41.37,48.92,45.3,49.38,59.14, 营业利润率(%),15.54,9.2,9.63,6.61,11.25,-15.22,4.67,8.98,11.49,16.04,21.74,22.91,27.75,28.21,32.76,34.79,26.25,22.28,19.62,17.1,3.29,-14.55,-6.63,-10.45,6.09,6.09,15.32,15.92,19.88,23,23.6,22.07,18.35,19,16.89,14.94,12.65,6.99,7.25,7.93,8.27,23.49,20.67,20.79,17.74,21.98,24.3,27.74,24.26,26.13,26.09,30.43,28.43,32.87,30.82,31.35,--,29.24,33.37,31.31,32.81,37.15, 主营业务成本率(%),56.22,53.26,56.68,55.75,58.26,54.58,58,46.27,52.53,43.66,44.1,42.08,49.9,52.78,53.19,54.41,54.6,52.59,51.93,47.73,42.83,57.93,58.57,61.56,54.51,56.51,54.82,55.26,53.08,53.24,53.26,55.26,56.66,55.45,59.39,60.06,59.36,57.38,56.21,56.12,55.19,53.3,57.45,56.01,57.3,50.93,45.44,41.81,42.84,47.53,46.23,41.17,41.28,40.16,38.1,37.34,--,40.28,38.48,40.63,37.06,26.36, 销售净利率(%),14.16,7.94,8.34,7.36,7.73,-18.68,4.14,8.39,9.15,16.96,19.48,21.03,25.41,22.8,25.22,26.43,21.98,20.06,18.53,15.67,3.89,-11.63,-2.78,-4.61,14.35,5.96,12.97,12.71,16.25,19.99,19.63,18.45,15.73,20.36,16.14,14.33,12.06,4.89,4.36,5.03,5.83,21.09,18.89,19.09,16.65,21.61,22.69,25.84,22.51,23.78,21.82,25.06,25.52,29.77,27.97,28.36,--,27.75,30.66,28.12,31.66,36.51, 净资产收益率(%),0.59,1.38,1.18,0.73,0.38,-2.56,0.71,0.73,0.44,3.62,3.33,2.39,1.38,10.8,9.41,6.79,2.62,7.22,4.43,2.19,0.34,-1.89,-0.13,-0.28,0.72,1.49,2.19,1.53,1.08,10.39,7.87,4.89,2,9.22,6.04,3.79,1.62,2.57,1.72,1.38,0.81,11.17,7.85,5.39,2.4,9.05,6.69,4.86,2.17,9.28,6.14,4.6,1.97,9.18,6.21,12.26,--,29.09,--,16.44,31.02,34.41, 股本报酬率(%),1.2,12.73,1.86,12.37,0.61,4.92,1.12,11.63,0.71,16.61,6.44,13.98,2.89,31.46,19.53,21.58,11.41,48.03,19.19,26.21,0.83,6.29,-1.54,12.5,2.53,19.02,8.68,19.16,8.62,78.43,36.59,49.8,8.92,66.61,25.58,40.32,6.61,33.95,6.75,27.52,4.69,93.44,42.46,28.4,12.76,73.29,33.85,24.1,10.92,69.43,29.19,43.97,13.85,93.52,41.57,--,--,--,--,--,--,--, 净资产报酬率(%),0.59,6.33,0.93,6.19,0.3,2.47,0.55,5.62,0.34,8.03,3.08,6.52,1.31,14.61,9.25,10.53,2.58,11.05,4.54,6.47,0.21,1.59,-0.39,3.12,0.62,4.71,2.16,4.79,1.06,16.4,7.87,11.06,2,15.2,6.04,9.76,1.62,8.47,1.72,7.18,0.81,16.57,7.85,5.39,2.4,14.13,6.69,4.86,2.17,14.12,6.14,9.4,1.97,13.57,6.21,12.26,--,41.09,--,--,31.05,35.13, 资产报酬率(%),0.53,5.78,0.84,5.61,0.28,2.25,0.5,5.18,0.31,7.39,2.86,6.08,1.21,13.14,8.28,9.17,2.3,10.05,4.17,6.05,0.2,1.45,-0.36,2.9,0.58,4.23,2.1,4.67,1.03,15.4,7.44,10.48,1.9,14.72,5.68,9.34,1.57,8.28,1.62,6.83,0.78,16.13,7.57,5.18,2.32,13.88,6.4,4.73,2.12,13.82,5.86,8.95,1.89,13.2,6,9.99,--,33.2,--,--,29.11,29.23, 销售毛利率(%),--,--,--,--,--,--,--,53.73,47.47,--,55.9,57.92,50.1,47.22,46.81,45.59,45.4,--,48.07,52.27,57.17,--,41.43,38.44,45.49,--,45.18,44.74,46.93,46.76,46.74,44.74,43.34,--,40.61,39.94,40.64,42.62,43.79,43.88,44.81,46.7,42.55,43.99,42.7,49.07,54.56,58.19,57.16,52.47,53.77,58.83,58.72,59.84,62.37,62.66,--,59.72,61.52,59.37,62.94,73.64, 三项费用比重(%),25.63,29.7,27.28,29.68,25.08,30.61,26.52,31.8,26.74,24.82,24.31,38.11,35.62,22,19.52,19.04,21.32,25.42,30.52,39.52,60.46,63.93,61.84,62.56,58.03,40.48,32.37,28.07,28.44,21.9,20.7,20.16,22.19,24.72,22.79,23.05,26.17,35.19,36.63,35.93,37.39,22.16,22.21,22.61,23.41,25.89,27.7,28.04,29.74,22.83,24.2,24.85,26.61,23.8,29.13,28.16,--,26.69,25.2,24.75,26.2,32.99, 非主营比重(%),-3.65,2.9,0.06,2.65,-4.66,5.18,7.31,-10.3,153.6,58.22,41.71,35.58,48.54,23.28,18.43,25.24,9.13,12.73,19.08,30.01,220.54,-130.7,-611.11,-410.34,174.98,80.05,24.84,6.55,13.54,7.35,4.85,4.88,1.62,20.75,9.53,7.17,7.45,44.1,39.68,35.67,42.79,8.78,14.25,11.63,10.61,15.96,3.69,3.25,0.6,-0.79,-1.2,-1.24,-1.15,5.49,-0.13,-0.1,--,-0.62,-1.88,-0.62,0.18,-0.28, 主营利润比重(%),242.44,446.44,381.1,566.62,315.04,-257.59,746.55,520.46,362.66,293.63,232.49,226.03,180.16,159.32,141.6,130.12,172.5,203.29,241.96,301.54,1654.11,-353.53,-1318.34,-735.08,261.29,652.09,284.59,267.25,229.89,183.18,183.05,186.81,219.31,194.98,228.58,251.9,296.97,572.36,569.43,521.35,511.34,186.77,193.82,197.31,221.38,194.81,209.86,197.84,222.03,188.65,194.46,183.27,194.75,162.69,190.67,190.02,--,194.23,177.83,180.17,181.39,189.89,