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(%),1.09,4.33,3.22,0.99,0.12,6.12,5.64,4.83,3.18,11.56,9.3,6.12,4.03,13.26,10.26,5.53,2.2,9.19,8.15,4.92,--,17.66,3.96,10.99,-2.69,17.26,9.21,5.41,-2.29,27.31,16.28,2.54,4.13,21.75,24.32,10.71,4.11,21.11,--,--,15.25,25.83,-0.66, 主营业务利润率(%),42.12,46.8,50.2,47.74,49.16,46.6,46.19,44.44,43.3,50.16,50.07,48.82,54.28,45.86,49.56,46.2,46.38,53.09,49.9,49.77,49.85,56.59,51.61,51.12,39.78,54.6,54.34,57.89,52.72,56.64,56.33,59,56.73,65.91,70.39,68.09,65.84,70.01,47.34,29.12,55.02,67.07,55.19, 总资产净利润率(%),1.08,4.67,3.33,1.02,0.12,7.57,6.65,5.25,3.05,15.56,11.81,7.53,4.1,15,10.87,5.34,2.09,12.7,8.87,5.31,--,21.02,4.27,12.28,-2.87,21.45,10.66,5.74,-2.27,33.55,19.15,2.64,4.2,27.69,28.57,11.65,4.06,24.15,--,--,23.06,46.56,-0.66, 成本费用利润率(%),14.59,16.36,19.32,11.18,5.18,21.53,24.04,26.38,28.27,36.63,41.01,33.03,38.14,25.8,32.05,22.06,20.15,23.71,16.13,14.67,-3.82,26.22,9.33,27.62,-12.29,27.79,22.37,18.44,-16.54,53.31,52.66,15.44,38.03,71.49,108.37,77.77,65.63,71.35,-11.07,-20.53,58.14,91.59,-1.88, 营业利润率(%),11.15,12.05,13.74,8.28,3.89,15.87,17.18,18.9,20.42,24.75,26.97,25.79,28.5,21.67,24.23,17.16,8.83,13.82,10.66,9.71,-6.34,14.75,1.69,15.55,-23.08,13.57,12.56,13.6,-23.63,28.46,28.96,11.52,27.27,37.53,49.25,36.86,40.73,38.15,-20.92,-47.27,20.62,43.37,-1.9, 主营业务成本率(%),57.15,52.61,49.14,51.67,50.26,52.68,53.11,55.06,56.31,48.79,49.12,50.39,44.83,53.35,49.52,52.98,53.02,45.91,49.42,49.69,49.87,42.44,47.27,47.75,59.2,44.1,44.37,40.87,46.36,41.9,41.61,39.55,41.46,32.69,28.28,30.44,33.4,28.48,51.1,69.51,43.52,31.33,44.1, 销售净利率(%),8.96,10.38,11.85,6.03,1.65,13.33,14.74,16.15,17.02,21.81,23.43,23.15,25.79,18.88,21.93,16.48,15.41,17.18,12.53,11.46,-4.06,18.54,5.95,19.66,-15.12,20.24,17.14,13.89,-21.41,34.4,34.03,11.81,24.65,38.84,46.66,39.69,31.16,41.33,-13.54,-30.45,45.78,46.5,-1.85, 净资产收益率(%),3.56,13.89,9.43,3.26,0.43,18.62,15.8,12.08,6.54,24.96,18.94,12.51,5.41,19.51,13.03,7.18,2.98,13.94,16.85,10.74,--,31.53,7.8,19.66,-5.97,30.17,16.58,8.77,-3.69,38,24.96,3.81,5.76,31.08,27.88,12.48,4.3,26.69,--,--,17.32,29.07,-1.24, 股本报酬率(%),21.59,115.14,59.38,43.4,2.04,126.79,86.36,79.09,46.95,206.44,125.89,94.19,64.93,237.32,138.24,90.7,24.4,135.91,71.17,68.38,-5.08,149.08,23.07,69.18,-15.34,95.79,180.45,87.08,-31.95,410.04,208.24,24.67,38.28,206.83,177.11,65.32,20.5,107.97,-11.14,-14.18,60.28,41.38,-0.62, 净资产报酬率(%),2.76,15.29,8.9,7.04,0.33,20.99,14.71,14.39,5.97,27.95,19.55,15.62,5.8,22.5,12.79,9.86,2.65,15.21,14,14.34,--,34.57,7.23,18.97,-5.61,33.08,16.57,8.73,-3.64,39.83,24.88,3.78,5.74,32.89,27.81,12.48,4.3,24.97,--,--,17.89,29.58,-0.67, 资产报酬率(%),1.09,5.7,3.22,2.41,0.12,7.32,5.64,6.23,3.18,12.88,9.3,7.58,4.03,15.26,10.26,7.93,2.2,11.11,8.15,7.98,--,20.4,3.96,10.99,-2.69,19.27,9.21,5.41,-2.29,28.73,16.28,2.54,4.13,23.08,24.32,10.71,4.11,21.11,--,--,15.75,26.29,-0.36, 销售毛利率(%),--,--,--,--,--,--,--,44.94,43.69,--,50.88,49.61,55.17,--,50.48,47.02,46.98,--,50.58,50.31,50.13,57.56,52.73,52.25,40.8,55.9,55.63,59.13,53.64,58.1,58.39,60.45,58.54,67.57,64.33,64.93,67.22,--,--,--,56.48,68.67,55.9, 三项费用比重(%),18.42,20.35,21.31,21.77,24.12,20.21,17.53,16.1,15.55,17.77,15.95,27.11,29.13,29.11,30.09,32.57,36.75,37.76,37.68,37.79,56.2,41.08,49.36,34.96,62.86,39.6,40.54,41.67,79.91,29.05,28.81,50.66,29.83,27.33,19.61,27.48,29.8,31.78,69.63,77.43,33.39,16.92,56.02, 非主营比重(%),-0.1,-3.87,-5.9,-14.53,14.24,-7.78,-0.77,-1.16,1.34,2.2,1.28,1.28,2.28,0.13,6.71,10.5,51.64,31.13,24.74,24.82,-56.16,33.39,81.42,32.85,-52.6,44.67,39.77,17.93,-29.27,29.36,27.9,41.07,3.23,15.27,8.16,20.94,14.12,14.85,-64.56,-58.67,54.75,5.01,0, 主营利润比重(%),378.22,388.87,365.41,576.93,1265.74,294.03,269.26,235.17,212,202.56,185.32,188.8,190.1,213.52,192.06,242.54,254.73,264.49,352.36,385.3,-1227.43,255.49,566.02,220.82,-263.07,231.11,281.89,374.71,-250.68,146.73,147.58,416.86,204.04,150.09,131.98,147.39,156.87,158.83,-349.6,-95.64,120.75,146.92,-2908.66,