报告日期,2022-03-31,2021-12-31,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2009-12-31,2008-12-31, 总资产利润率(%),0.86,5.55,4.23,2.58,1.67,1.21,2.16,1.24,0.48,1.75,2.59,1.05,0.24,4.51,3.29,2.06,0.79,-11.28,2.11,1.39,0.53,4.89,4.97,1.95,0.9,3.72,2.05,2.3,0.82,6.11,4.24,2.92,1.57,6.72,6.18,3.89,1.75,8.24,6.43,3.93,3.48,21.85,17.19,--,--,23.51,20.99,14.25, 主营业务利润率(%),16.38,20.61,21.1,20.07,20.64,18.32,16.4,16.74,17.4,17.22,15.47,13.79,11.7,18.31,17.87,17.2,17.5,14.36,14.92,13.76,14.62,18.35,20.21,18.34,18.7,21.54,22.99,25.12,20.77,27.68,27.49,28.03,28.5,29.63,31.53,32.38,31.87,34.56,34.95,35.76,32.82,37.25,37.58,--,--,40.07,37.68,33.75, 总资产净利润率(%),0.85,6.62,5.04,3.06,1.72,1.28,2.28,1.29,0.48,1.81,2.66,1.06,0.23,4.54,3.32,2.09,0.79,-11.25,2.24,1.39,0.53,5.89,5.26,2.02,0.91,6.05,3.31,2.35,0.83,6.86,4.55,3.08,1.59,7.22,6.48,4.04,1.77,11.37,8.85,5.5,3.44,24.85,18.77,--,--,27.74,21.49,14.25, 成本费用利润率(%),7.95,12.49,13.59,11.98,13.99,2.59,6.94,6.9,6.52,4.42,8.85,5.89,3.06,10.66,10.8,9.92,8.34,-24.7,7.95,7.74,7.59,11.66,13.55,9.06,8.94,14.24,16.55,13.82,9.45,18,17.13,19.13,21.98,21.92,28.2,27.8,26.43,31.99,34.97,35.63,35.7,37.64,37.74,--,--,39.04,29.68,20.07, 营业利润率(%),6.95,10.47,11.29,10.05,11.72,2.31,6.28,6.26,5.85,3.6,7.97,5.46,2.96,9.24,9.43,8.86,5.97,-23.92,5.95,5.7,5.88,9.7,11.5,8.15,8.02,11.76,12.66,11.88,8.36,14.78,14.28,15.84,17.71,15.53,18.6,20,20.89,24.03,25.4,26.13,26.31,25.54,26.37,--,--,27.53,22.38,15.67, 主营业务成本率(%),83.5,78.94,78.57,79.66,79.21,81.38,83.35,83.1,82.31,82.51,84.26,85.91,87.95,81.35,81.84,82.49,82.11,85.37,84.82,85.94,85.09,81.29,79.66,81.45,81,78.29,76.88,74.88,79.23,72.32,72.51,71.97,71.5,70.2,68.24,67.26,67.5,64.78,64.31,63.55,65.61,62.08,61.9,--,--,59.79,61.78,66.12, 销售净利率(%),6,9.52,9.69,8.75,10.26,1.99,5.13,5.19,4.88,3.26,6.98,4.88,2.65,8.51,8.38,8.07,6.58,-24.33,6.64,6.42,6.06,9.02,10.2,7.22,6.93,11.32,12.39,10.51,7.57,13.14,12.46,13.75,15.3,15.74,19.26,18.55,17.76,20.77,22.1,22.27,22.36,24.04,23.19,--,--,24,20.3,15.34, 净资产收益率(%),1.15,8.12,6.32,3.9,3.06,1.7,3.32,1.88,0.75,2.19,3.58,1.35,0.26,6.54,4.84,3.09,1.21,-18.64,3.23,1.93,0.76,7.07,8.68,3.4,1.58,6.39,3.51,3.18,1.09,8.77,5.35,3.62,1.95,8.23,7.41,4.74,1.94,9.11,7.22,4.35,4.15,27.79,21.63,--,--,31.42,26.99,17.45, 股本报酬率(%),5.57,100.78,28.09,91.26,9.89,70.16,11.75,68.69,2.35,63.98,12.38,55.22,1.05,65.39,15.04,50,3.55,-14,10.56,35.23,7.04,144.76,54.45,102.32,8.74,109.09,19.04,57.31,2.85,64.47,13.11,117.82,11.18,135.74,40.79,108.17,10.74,111.9,38.3,86.91,12.23,--,--,--,--,--,--,--, 净资产报酬率(%),1.23,22.66,6.41,17.42,3.07,22.57,3.68,21.87,0.76,20.82,3.97,18.17,0.35,21.88,5.12,17.34,1.26,-5.09,3.2,10.96,0.73,15.13,8.43,16.53,1.51,19.12,3.51,22.27,1.14,26.3,5.14,19,1.9,23.78,7.2,19.63,1.94,20.66,7.22,15.33,4.15,55.64,50.85,--,--,64.21,65.92,50.11, 资产报酬率(%),0.86,15.25,4.23,11.36,1.67,12.71,2.16,13.11,0.48,13.11,2.59,11.9,0.24,14.41,3.29,10.85,0.79,-3.17,2.11,7.94,0.53,10.83,4.97,9.78,0.9,11.38,2.05,16.13,0.82,18.86,4.24,15.75,1.57,19.54,6.18,16.78,1.75,18.69,6.43,13.83,3.48,43.73,40.42,--,--,48.06,51.26,40.93, 销售毛利率(%),--,--,--,--,--,--,--,--,--,--,--,14.09,12.05,18.65,18.16,17.51,17.89,--,15.18,14.06,14.91,--,20.34,18.55,19,--,23.12,25.12,20.77,--,27.49,28.03,28.5,--,31.76,32.74,32.5,--,35.69,36.46,34.4,37.92,38.1,--,--,40.21,38.22,33.88, 三项费用比重(%),4.5,4.1,3.91,4.11,4.76,6.09,6.6,7.13,7.35,5.26,5.95,7.12,9.99,6.14,5.94,8.9,11.56,11.57,8.67,8.02,9.43,7.97,7.64,9.19,9.87,9.44,10.18,13.66,13.46,12.1,12.53,11.47,10.79,12.83,11.94,10.84,10.98,9.71,9.21,9.11,6.51,10.48,9.96,--,--,11.74,14.85,17.59, 非主营比重(%),4.13,-0.59,-0.2,0.38,0.47,14.25,-0.33,-0.19,0.2,20.84,0.73,1.4,4.94,1.43,0.9,2.73,24.01,0.35,20.22,21.93,18.23,7.2,2.96,0.99,1.56,7.16,14.17,9.95,16.47,3.77,2.73,1.84,2.04,14.87,18,8.31,0.1,0.04,2.18,0.03,0,7.34,3.47,--,--,1.6,2.29,6.89, 主营利润比重(%),233.89,197.68,187.51,199.37,175.39,807.41,262.13,268.35,296.83,442.51,193.26,250.74,389.35,195.43,187.87,188.97,223.12,-59.8,200.06,188.64,203.15,175.53,170.59,222.81,229.46,172,159.4,205.25,237.22,182.14,188.66,175.63,157.6,162.49,139.02,148.47,152.41,143.73,134.59,136.84,124.75,135.13,137.58,--,--,143.22,164.51,200.58,