报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-06-30,1999-12-31,1998-12-31,1997-12-31, 总资产利润率(%),0.58,4.23,4.25,3.85,3.29,1.46,1.6,1.3,0.35,0.63,0.47,0.31,0.2,1.12,0.83,0.49,0.34,1.36,0.84,0.44,0.46,6.9,4.78,3.56,1.92,7.63,5.27,3.83,2.19,8.56,6.18,5.04,2.86,10.72,7.65,6.29,3.35,10.8,8.7,7.23,4.08,11.25,8.92,7.56,3.93,12.64,8.82,7.53,4.01,13.06,9.69,7.52,4.3,11.12,7.7,6.37,3.56,9.76,7.28,5.58,3.23,7.99,6.04,4.68,2.9,4.59,3.13,2.57,1.39,4.15,3.14,2.55,1.45,4.75,3.05,2.49,1.43,5.09,2.26,3.8,2.84,4.82,6.97,7.38, 主营业务利润率(%),1.44,1.8,1.8,1.61,--,--,--,--,--,--,--,--,--,--,25.67,26.95,26.77,24.24,25.59,25.97,24.28,23.47,23.82,24.02,23.38,22.47,22.73,22.71,22.61,20.67,21.13,20.53,20.95,21.32,21.76,22.6,22.56,20.34,21.12,21.61,21.35,20.55,21.23,21.78,21.04,21.32,22.05,22.76,22.62,22.8,23.09,23.6,23.22,22.97,23.3,23.73,22.49,22.86,23.22,23.09,23.29,19.2,19.38,19.67,19.81,19.01,19.25,19.66,19.49,18.32,19.66,20.07,20.28,21.32,21.87,22.41,21.77,20.09,19.79,18.08,18.73,19.7,19.78,20, 总资产净利润率(%),0.61,4.4,4.31,3.82,3.25,1.58,1.69,1.38,0.38,0.7,0.51,0.33,0.2,1.2,0.89,0.51,0.35,2.58,1.6,0.83,0.74,6.77,4.58,3.38,1.89,7.45,5,3.69,2.14,8.62,6,4.86,2.85,10.96,7.59,5.94,3.28,11.64,8.87,7.09,4.04,12.67,9.51,7.63,4.04,13.49,9.22,7.37,4.01,13.95,9.94,7.58,4.39,12.07,8.22,6.31,3.67,10.69,7.81,5.71,3.31,8.56,6.48,4.78,2.97,4.69,3.19,2.53,1.38,4.58,3.23,2.56,1.45,4.91,3.12,2.54,1.47,4.38,2.18,4.4,2.88,5.12,6.84,7.38, 成本费用利润率(%),140.6,136.43,176.74,332.21,2091.94,116.29,169.22,203.78,103.53,32.25,34.96,33.14,43.1,52.35,27.79,25.52,30.5,32.43,28.7,27.87,13,12.24,11.2,12.05,12.95,11.53,10.65,11.57,12.73,11.21,10.79,11.95,13.47,12.95,12.21,13.57,14.48,12.31,12.81,14.48,14.69,13.82,14.23,15.85,15.15,14.67,14.09,15.72,15.83,14.95,13.95,15.33,15.32,14.09,13.52,14.36,15.29,12.83,12.29,12.2,12.62,9.29,10.38,10.85,11.8,7.39,5.95,6.8,6.59,6.41,5.69,6.58,6.67,5.78,5.71,6.78,6.77,5.83,6.07,4.89,5.52,5.37,6.68,6.61, 营业利润率(%),187.24,163.76,203.58,407.93,--,--,--,--,--,--,--,--,--,--,38.45,34.27,40.24,42.34,35.54,29.64,11.62,11.77,11.06,12.58,11.58,10.51,9.67,10.35,11.25,10.09,9.81,10.74,11.88,11.46,10.93,11.92,12.62,10.83,11.15,12.31,12.81,12.14,12.49,13.67,13.15,12.78,12.34,13.59,13.71,13.04,12.46,13.54,13.36,12.38,11.95,12.6,13.32,11.4,10.99,10.9,11.25,8.89,9.81,10.2,11.04,7.11,5.85,6.66,6.41,6.23,5.56,6.39,6.41,5.51,5.28,6.21,6.24,5.5,5.73,4.58,5.35,4.24,6.41,6.3, 主营业务成本率(%),97.09,97.25,97.31,96.88,--,--,--,--,--,--,--,--,--,--,72.39,71.34,71.66,73.34,72.69,72.36,74.5,74.92,74.63,74.48,75.21,76.07,75.9,76.03,76.24,78,77.6,78.24,78.15,77.47,77.09,76.32,76.47,78.4,77.74,77.32,77.74,78.16,77.51,76.94,77.85,77.38,76.48,76.17,76.24,75.94,75.76,75.39,75.9,75.84,75.51,75.12,76.36,75.87,75.66,75.63,75.73,80.36,80.22,79.96,79.79,80.52,80.32,79.95,80.09,81.28,79.99,79.63,79.42,78.18,77.68,77.19,77.7,79.44,79.74,81.54,80.9,79.88,79.75,79.54, 销售净利率(%),148.23,137.83,180.19,383.11,--,--,--,--,--,--,--,--,--,--,32.02,28.25,35.24,32.32,27.39,21.78,8.72,8.17,7.49,7.91,8.49,7.81,7.01,7.54,8.2,7.55,7.14,7.85,8.72,8.55,8.19,8.94,9.42,8.23,8.53,9.51,9.6,9.12,9.33,10.25,9.86,9.64,9.3,10.26,10.24,9.83,9.23,10.05,9.98,8.34,7.98,8.43,8.92,7.47,7.58,7.61,7.55,6.19,6.56,6.84,7.36,4.06,3.86,4.28,4.13,4.11,3.87,4.37,4.36,4.25,3.69,4.32,4.34,3.92,3.99,4.01,4.5,4.5,5.46,5.37, 净资产收益率(%),2.39,19.68,19.31,17.64,15.68,6.92,7.78,6.77,1.63,2.67,2.27,1.46,0.85,4.91,3.76,2.05,1.43,4.97,3.1,1.83,0.5,10.3,7.07,5.26,2.87,12.08,8.25,6.3,3.48,14.78,10.45,8.58,4.88,19.46,13.94,10.82,5.84,20.87,15.89,12.7,7.05,21.31,15.99,12.55,6.65,21.67,15.62,12.14,6.45,22.37,16.41,12.79,7.28,19.48,13.93,10.3,6.03,16.59,12.15,8.66,5.12,12.72,9.94,6.88,4.42,7.65,5.3,4,2.08,6.4,4.2,3.27,1.89,6.25,3.87,3.15,1.87,6.41,3.47,6.49,5.98,10.81,14.2,17.08, 股本报酬率(%),28.93,192.19,182.17,158.78,133.3,62.79,63.01,57.89,14.47,38.24,19.07,31.37,7.13,57.33,28.89,35.26,10.94,59.24,24.86,30.78,4.09,139.27,42.25,104.8,17.91,145.48,47.89,108.01,20.99,157.43,57.9,115.97,28.05,173.4,71.24,118.37,30.39,165,73.25,116.45,32.46,149.47,64.05,104.43,26.13,134.69,53.15,88.92,22.08,122.61,48.89,126.77,32.18,147.49,53.38,101.3,22.93,118.19,118.89,103.21,88.38,108.68,97.86,88.6,78.49,84.33,73.89,68.3,60.71,70.07,68.42,63.81,59.62,69.03,61.32,57.62,52.31,61.55,51.21,54.79,44.12,74.51,73.52,69.99, 净资产报酬率(%),2.44,16.89,16.33,14.75,12.7,7.41,7.68,6.86,1.78,5.33,2.19,3.62,0.84,6.95,3.54,4.44,1.37,7.51,3.19,3.95,0.5,22.47,7.06,17.86,2.87,24.01,8.25,18.99,3.48,27.01,10.44,21.34,4.88,31.71,13.92,23.97,5.83,33.64,15.87,26.19,7.05,34.9,15.97,27.1,6.65,36.69,15.59,27.16,6.44,38.23,16.42,29.6,7.27,35.94,13.91,27.5,6.03,33.06,35.16,31.74,26.7,34.6,32.15,28.83,26.22,29.47,26.6,24.85,21.59,25.39,25.53,24.04,22.78,26.88,23.53,22.28,20.49,24.57,20.22,22.44,29.83,33.45,34.8,36.23, 资产报酬率(%),0.58,4.27,4.25,3.88,3.29,1.51,1.6,1.44,0.35,1.09,0.47,0.8,0.2,1.66,0.83,1.05,0.34,1.97,0.84,1.06,0.46,15.06,4.78,12.09,1.92,15.16,5.27,11.55,2.19,15.66,6.18,12.55,2.86,17.48,7.65,13.96,3.35,17.42,8.7,14.93,4.08,18.45,8.92,16.36,3.93,21.43,8.82,16.87,4.01,22.31,9.69,17.38,4.3,20.53,7.7,17.02,3.56,19.53,20.54,19.69,16.87,21.75,19.55,19.63,17.21,19.44,17.14,16.88,14.79,16.84,19.11,18.75,17.54,20.43,18.56,17.6,15.69,19.49,13.15,13.15,14.19,15.32,17.07,15.66, 销售毛利率(%),--,--,--,--,--,--,--,40.06,26.17,10.55,12.05,12.69,16.65,19.72,20.64,18.89,21.63,23.82,27.31,27.64,25.5,25.08,25.37,25.52,24.79,23.93,24.1,23.97,23.76,22,22.4,21.76,21.85,22.53,22.91,23.68,23.53,21.6,22.26,22.69,22.26,21.84,22.49,23.06,22.15,22.62,23.52,23.83,23.76,24.06,24.24,24.61,24.1,24.16,24.49,24.88,23.65,19.25,19.98,20.11,20.27,19.64,19.78,20.05,20.21,19.48,19.68,20.05,19.91,18.72,20.01,20.37,20.58,21.82,22.32,22.81,22.3,20.56,20.26,18.46,19.1,20.13,20.25,20.46, 三项费用比重(%),34.92,22.09,17.8,25.4,--,--,--,--,--,--,--,--,--,--,72.57,73.31,71.85,57.33,52.45,36.23,13.82,14.82,14.71,13.21,12.47,13.9,13.77,12.76,11.94,11.56,11.68,10.24,9.26,10.82,11.61,11.02,10.48,9.61,9.97,9.3,8.54,8.38,8.72,8.07,7.88,8.79,9.71,9.17,8.92,9.9,11,10.6,9.86,10.62,11.32,11.12,9.17,11.49,12.24,12.18,12.04,14.65,13.82,13.76,13.06,15.46,17.98,17.55,16.9,16.23,18.46,17.92,17.77,17.18,17.99,17.49,16.82,16.24,15.53,14.6,14.76,17.3,15.65,15.2, 非主营比重(%),39.28,67.64,69.84,79.87,88.3,90.05,80.81,86.45,58.84,245.68,181.73,171.08,109.91,90.16,84.84,75.34,76.9,38.08,42.2,28.19,9.83,22.99,10.65,-0.31,5.52,18.99,7.5,4.5,6.19,10.58,3.33,4.04,1.77,9.54,7.44,3.43,5.08,2.43,2.04,2.98,-0,-0.07,-0.36,0.03,0.01,0.73,0.03,-0.03,-0.37,2.15,1.53,2.62,-0.67,0.38,-0.67,-0.78,-0.47,0.89,-0.35,-0.25,-0.44,2.66,-0.49,-0.59,-0.36,-5.54,-0.34,-0.39,0.05,5.55,7.59,2.65,1.59,-5.59,2.51,1.85,3.05,5.43,4.05,2.93,0.75,27.97,3.31,7.55, 主营利润比重(%),0.77,1.1,0.88,0.39,-0.3,-2.09,-1.73,-1.09,-2.08,-8.26,-7.5,-7.36,-5.27,-4.91,62.87,72.14,60.5,56.15,70.28,84.49,208.61,209.9,234.07,223.54,202.55,213.13,234.45,217.88,198.75,202.93,216.26,191.5,176.12,183.86,198.34,188.41,177.19,185.06,185.55,170.29,166.68,169.38,170.59,159.22,159.93,166.18,178.59,167.49,165.65,175.03,188.25,176.95,174.93,186.01,195.86,189.13,169.69,201.04,212.22,212.38,207.86,216.41,197.64,192.66,179.95,266.56,327.81,295.29,303.8,291.79,349.49,311.41,311.82,384.82,398.45,347.76,338.34,358.46,340.78,382.63,353.52,376.05,308.74,317.78,