报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2004-12-31,2003-12-31, 总资产利润率(%),2.53,7.08,5.19,4.1,1.25,5.32,4.35,1.88,0.17,4.7,3.41,1.21,-0.43,3.18,2.13,1.48,0.81,4.79,2.74,1.67,0.17,-14.22,-2.88,-1.95,-0.99,0.33,0.63,0.75,0.36,1.31,0.93,0.59,0.4,5.16,4.02,2.87,1.23,16.46,13.38,10.3,5.06,17.89,11.95,7.42,2.96,8.68,5.62,3.54,1.61,11.72,8.66,4.84,2.28,13.24,9.66,6.58,2.62,13.44,23.3,16.77,--,34.7,--,23.21,11.69, 主营业务利润率(%),16.14,15.79,15.07,15.1,13.34,15.01,13.71,12.4,11.63,12.14,11.27,10.84,12.06,13.79,13.15,13.54,14.66,14.46,14.47,14.71,13.85,3.21,1.64,2.16,2.48,10.08,11.53,13.13,14.39,13.29,13.58,15.93,21.18,24.63,24.59,24.36,26.17,49.07,52.01,55.62,56.35,54.77,53.12,52.5,48.15,43.08,39.43,37.9,37.36,54.6,54.86,54.85,54.74,53.48,52.87,53.47,47.41,57.93,59.7,55.84,51,56.16,--,58.85,36.36, 总资产净利润率(%),2.56,7.62,5.54,4.23,1.25,5.57,4.53,1.93,0.17,4.78,3.57,1.21,-0.43,3.19,2.16,1.46,0.8,4.99,2.82,1.68,0.16,-12.9,-2.74,-1.87,-0.98,0.33,0.61,0.73,0.35,1.71,1.19,0.74,0.5,5.15,3.97,2.88,1.23,17.22,13.59,10.39,5.01,19.68,12.53,7.51,3,9.23,5.79,3.56,1.65,12,8.76,4.84,2.3,13.83,9.88,6.55,2.66,19.08,23.23,16.05,--,35.12,--,30.23,11.69, 成本费用利润率(%),11.29,8.22,8.61,10.58,8.21,7.48,8.48,5.18,1.31,6.45,6.86,3.22,-2.23,4.85,4.74,5.3,6.8,8.79,7.4,7.73,2.44,-24.36,-9.11,-8.69,-7.62,0.42,1.95,3.03,4.45,4.21,3.92,4.38,9.78,16.49,16.91,17.74,20.77,73.43,79.44,95.1,102.63,85.88,77.52,71.69,56.23,53.73,45.83,45.57,50.01,93.92,92.64,85.55,89.83,90.98,79.35,77.7,63.82,100.85,95.41,88.59,67.31,99.06,--,80.03,31.95, 营业利润率(%),9.61,6.93,7.36,9.06,7.31,6.65,7.58,4.77,1.27,5.85,6.21,3.08,-2.29,4.52,4.05,4.56,5.84,7.28,6.16,6.48,1.54,-27.04,-10.59,-9.93,-7.65,-0.24,1.09,1.86,4.14,3.5,3.22,3.75,8.53,13.27,13.8,14.13,17.43,42.6,43.94,48.26,50.64,45.88,43.55,41.7,36.02,34.59,31.35,30.94,33.08,47.85,47.73,45.88,47.52,46.99,44.01,43.26,38.73,48.87,48.78,46.79,39.8,50.93,--,44.15,23.97, 主营业务成本率(%),83.59,83.83,84.51,84.47,86.22,84.46,85.72,87,87.7,87.33,88.23,88.67,87.39,85.52,86.11,85.5,85.02,85.15,85.39,85.08,86.04,96.51,98.04,97.55,97.12,89.43,87.86,86.12,84.6,86.02,85.75,83.31,77.71,74.62,74.66,74.96,73.02,49.94,47.17,43.64,42.65,44.92,46.57,47.06,51.44,56.86,60.55,62.07,62.61,45.29,45.01,44.98,45.07,46.3,46.92,46.39,52.43,41.78,40.02,43.87,48.95,43.79,--,41.08,63.63, 销售净利率(%),8.48,6.5,6.85,8.41,6.15,5.9,6.68,4.38,0.91,5.15,5.54,2.93,-2.4,3.73,3.57,4.04,4.92,6.64,5.46,5.62,1.47,-25.12,-8.22,-7.6,-8.38,0.73,1.84,3.31,3.41,3.4,3.37,3.97,6.55,11.86,12.58,13.42,14.76,37.13,38.13,42.16,42.89,39.68,34.28,33.21,28.02,28.36,25.58,25.8,26.54,39.86,39.39,37.69,38.87,40.91,37.94,36.83,32.71,44.12,41.1,39.41,33.99,43.56,--,38.21,19.6, 净资产收益率(%),3.51,9.92,7.35,5.51,1.63,6.95,5.71,2.46,0.21,5.86,4.55,1.5,-0.58,3.78,2.61,1.74,0.96,5.79,3.26,1.92,0.19,-17.35,-3.43,-2.36,-1.23,0.34,0.66,0.81,0.41,1.62,1.11,0.65,0.51,5.75,4.52,3.38,1.45,19.11,15.11,11.88,5.75,21.72,14.45,8.88,3.53,10.47,6.66,4.18,1.88,13.32,9.98,5.72,2.59,15.16,11.1,7.48,3.25,15.15,36.99,28.05,--,45.57,--,37.78,19.61, 股本报酬率(%),22.82,337.8,44.84,297.33,9.51,293.38,32.46,255.47,1.16,263.02,24.75,227.3,-2.8,228.41,14.36,211.41,5.23,221.6,17.59,190.61,0.98,88.31,-19.11,144.95,-7.01,145.05,4.35,135.55,2.51,128.86,6.54,112.71,2.61,139.9,18.23,118.92,5.74,169.01,58.47,126.62,29.43,208.39,63.86,128.68,19.14,182.26,33.17,137.28,9.34,172.79,46.97,124.43,15.99,211.69,63.76,150.52,22.15,238.06,--,--,--,--,--,--,--, 净资产报酬率(%),3.52,53.93,7.36,49.73,1.63,51.04,5.72,46.61,0.21,48.3,4.61,43.69,-0.52,42.5,2.7,40.18,0.98,42.07,3.43,37.72,0.2,17.84,-3.4,25.52,-1.22,24.87,0.74,23.12,0.42,21.79,1.11,19.23,0.44,33.39,4.41,29.11,1.38,41.15,14.73,33.01,5.6,41.96,14.2,30.5,3.5,34.49,6.6,28.6,1.83,34.55,9.74,27.01,2.53,34.39,10.84,26.62,3.15,32.04,85.9,80.92,--,78.99,--,69.26,59.11, 资产报酬率(%),2.53,38.47,5.19,37.01,1.25,38.88,4.35,35.54,0.17,38.32,3.41,33.87,-0.43,34.51,2.13,33.01,0.81,33.66,2.74,31.04,0.17,14.56,-2.88,21.63,-0.99,19.84,0.63,19.49,0.36,17.52,0.93,17.1,0.4,30.21,4.02,25.47,1.23,36.37,13.38,29.37,5.06,35.15,11.95,25.96,2.96,28.92,5.62,24.44,1.61,31.13,8.66,23.51,2.28,30.73,9.66,24.11,2.62,29.07,59.66,54.02,--,65.14,--,46.81,44.32, 销售毛利率(%),--,--,--,--,--,--,--,13,12.3,12.67,11.77,11.33,12.61,14.48,13.89,14.5,14.98,--,14.61,14.92,13.96,--,1.96,2.45,2.88,--,12.14,13.88,15.4,--,14.25,16.69,22.29,--,25.34,25.04,26.98,50.06,52.83,56.36,57.35,55.08,53.43,52.94,48.56,43.14,39.45,37.93,37.4,54.71,54.99,55.02,54.93,53.7,53.08,53.61,47.57,58.22,59.98,56.13,51.05,56.21,--,58.92,36.37, 三项费用比重(%),2,4.72,3.99,2.19,2.3,3.84,3.08,4.5,8.21,2.88,1.88,6.88,14.29,9.62,9.15,9.54,9.26,5.68,7.3,7.3,12.71,11.18,11.26,10.95,10.75,9.92,10.48,10.46,10.99,9.49,9.88,11.59,14.59,11.04,10.86,10.07,10.57,8.24,8,7.19,5.76,8.94,9.42,10.87,12.17,8.5,8.25,6.42,3.5,6.39,6.74,8.74,7.64,6.19,8.59,9.55,8.09,9.43,11.04,8.98,11.04,7.58,--,13.85,10.8, 非主营比重(%),1.03,6.09,4.86,2.43,1.05,1.13,1.27,1.96,11.12,-3.96,-5.64,-4.65,-4.05,3.6,12.71,11.89,9.98,9.39,10.78,10.16,40.14,-3.58,-8.32,-7.32,4.84,216.8,60.17,48.62,10.53,24.35,25.16,19.14,11.59,10.05,9.78,13.36,15.12,6.58,1.22,1.58,1.21,1.52,0.44,0.76,-0.06,1.59,0.6,0.92,0,1.63,0.71,0.5,0,2.01,0.46,0.71,0,5.89,0.55,0.7,1.52,4.64,--,-2.23,-7.48, 主营利润比重(%),166.41,216.05,196.93,163.76,182.81,225.87,181,260.11,916.82,207.54,181.46,350.76,-527.82,296.42,288.74,265.94,227.74,180.31,210.6,205.56,575.02,-12.21,-16.46,-22.84,-30.12,2392.28,598.75,445.43,334.51,328.28,359.57,380.65,231.85,172.83,168.54,160.24,149.29,112.96,116.94,113.43,111.13,117.75,121.7,125.46,133.73,122.55,125.02,121.39,112.94,112.26,114.14,118.95,115.19,111.53,119.6,122.72,122.43,111.55,121.88,118.63,126.2,110.24,--,133.68,152.9,