报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),6.34,4.17,1.53,7.66,6.24,4.24,1.42,6.59,5.92,4.65,2.15,8.3,8.05,4.85,1.96,8.92,6.97,4.31,1.88,7.84,6.6,4.16,--,8.2,--,3.8,5.81,5.96,6.31,8.76, 主营业务利润率(%),38.82,37.95,35.92,37.77,37.48,36.74,34.48,37.03,35.87,35.59,34.23,33.77,32.99,31.88,31.07,32.27,31.97,31.94,32.31,31.86,32.21,32.21,32.31,30.19,28.97,29.42,27.55,27.01,26.71,27.58, 总资产净利润率(%),6.59,4.23,1.56,8.13,6.46,4.3,1.46,8.36,6.75,4.8,2.15,9.56,8.37,4.95,1.96,9.08,7.01,4.28,1.87,8.35,6.66,4.16,--,8.55,--,3.87,6.08,6.44,6.55,8.76, 成本费用利润率(%),19.08,18.24,14.24,18.11,19.08,20.15,17.5,19.72,20.95,20.6,19.26,17.65,19.32,16.19,13.45,15.71,15.91,15.08,14.84,14.55,15.45,15.3,14.78,13.84,13.36,12.5,9.35,9.13,8.95,13.2, 营业利润率(%),15.08,14.61,11.66,14.38,14.96,15.47,14.22,15.53,16.35,16.08,15.45,13.89,15.3,13.6,11.79,12.8,13.15,12.54,12.62,12.08,12.66,12.51,12.31,11.31,11.31,10.64,7.83,5.38,7.61,11.16, 主营业务成本率(%),60.41,61.36,63.49,61.42,61.75,62.47,64.62,62.12,63.29,63.56,64.95,65.14,65.85,66.88,67.76,66.56,66.82,66.87,66.45,66.93,67.11,67.11,66.99,69.16,70.42,70,71.93,72.51,72.76,72.02, 销售净利率(%),13.19,12.85,9.98,12.34,12.94,13.55,11.7,13.68,13.94,14.35,13.23,12.44,13.06,11.85,9.85,11.38,11.64,11.02,10.76,10.72,11.14,11.1,10.82,10.5,10.08,9.56,7.38,7.27,6.91,10.13, 净资产收益率(%),10.88,6.79,2.51,11.51,8.93,5.77,1.93,10.6,8.59,5.5,2.23,10.71,8.74,5.06,1.95,9.67,7.55,4.64,2.06,8.84,11.51,7.24,--,13.09,--,6.28,10.37,12.83,13.32,20.21, 股本报酬率(%),66.11,171.48,15.22,192.98,57.07,148.22,12.79,157.54,38.65,115.58,10.56,124.88,31.64,138.55,9.96,148.66,34.58,120.12,13.69,202.39,--,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),8.99,24.5,2.2,28.72,8.75,23.49,2.04,25.79,9.39,31.41,2.77,33.87,9.95,32.54,2.29,34.96,8.37,30.07,2.29,34.65,50.98,46.9,--,49.11,--,6.81,45.32,49.25,13.38,19.84, 资产报酬率(%),6.34,17.28,1.53,20.02,6.24,16.9,1.42,18.46,5.92,22.03,2.15,25.36,8.05,26.19,1.96,29.26,6.97,24.83,1.88,27.5,27.53,24.63,--,28.83,--,3.8,24.4,22.71,6.31,8.76, 销售毛利率(%),--,--,--,--,--,--,--,--,--,36.44,35.05,34.86,34.15,33.12,32.24,33.44,33.18,33.13,33.55,33.07,32.89,32.89,33.01,30.84,29.58,30,28.07,27.49,27.24,27.98, 三项费用比重(%),18.69,18.67,18.65,19.19,18.02,16.74,16.19,17.66,15.32,14.78,14.21,15.29,13.19,17.87,18.88,19.6,18.72,19.31,19.63,19.76,19.4,19.7,20.44,18.8,17.33,18.52,20.06,21.63,18.97,16.22, 非主营比重(%),2.66,3.4,-0.13,2.63,2.88,4.58,1.71,3.03,2.71,3.17,0.98,4.58,2.6,2.52,0.52,6.75,4.83,5.02,2.93,5.59,6.16,6.72,5.75,8.02,4.56,5.21,15.56,37.88,8.07,4.72, 主营利润比重(%),254.73,257.77,304.97,256.09,243.87,227.95,241.11,232.85,215.56,218.17,222.22,234.71,212.86,229.03,263.19,235.26,231.67,242.37,249.33,249.11,239.02,240.61,247.96,246.2,245.41,264.03,318.42,312.57,323.35,235.65,