报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2017-12-31,2016-12-31,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 总资产利润率(%),2.03,1.39,0.84,5.35,4.51,2.86,1.22,5.29,6.73,4.6,--,9.12,--,6.32,9.1,11,6.53,11.6,8.45,4.88, 主营业务利润率(%),26.04,28.88,29.96,29.77,30.13,29.87,31.37,32.5,32.88,33.43,32.42,30.81,30.3,30.51,32.32,36.56,37.42,34.4,32.1,28.01, 总资产净利润率(%),2.1,1.42,0.86,5.54,4.61,2.91,1.23,6.98,7.34,4.91,--,9.65,--,6.94,9.06,11.32,6.54,12.01,8.36,4.88, 成本费用利润率(%),11.89,13.65,16.87,23.56,24.46,22.62,19.73,20.9,23.37,24.56,21.69,22.24,21.48,16.31,20.08,23.98,26.52,24.5,18.75,9.82, 营业利润率(%),10.07,11.41,13.39,18.74,19.3,18.12,16.82,16.84,18.34,19.17,17.23,17.59,16.99,13.52,13.57,17.95,19.52,16.76,13.32,6.09, 主营业务成本率(%),73.12,70.27,69.25,69.36,69.05,69.39,68.02,66.44,66.1,65.45,66.47,68.53,69.22,68.88,66.55,62.41,61.67,64.88,67.23,71.02, 销售净利率(%),8,9.1,11.42,15.66,16.32,15.12,13.47,14.65,15.84,16.63,15.04,15.38,14.88,12.1,14.53,16.68,18.26,17.48,13.98,8.59, 净资产收益率(%),2.61,1.76,1.06,6.47,5.37,3.46,1.46,6.26,9.44,6.37,--,11.81,--,8.26,10.66,14.52,8.7,16.9,13.81,9.45, 股本报酬率(%),11.61,184.05,4.74,195.16,23.44,173.83,6.23,181.44,27.67,219.21,--,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),2.61,41.79,1.06,44.19,5.37,40.63,1.46,43.09,9.44,77.35,--,83.97,--,79.85,10.66,14.52,8.7,16.9,13.81,9.45, 资产报酬率(%),2.03,33.01,0.84,36.54,4.51,33.55,1.22,36.45,6.73,55.89,--,64.89,--,61.08,9.1,11,6.53,11.6,8.45,4.88, 销售毛利率(%),--,--,--,--,--,--,--,--,--,34.55,--,31.47,--,31.12,33.46,37.59,38.33,35.12,32.77,28.98, 三项费用比重(%),10.07,11.34,9.38,8.67,8.26,8.83,12.49,12.3,11.35,11.49,11.82,9.79,9.31,13.39,17.42,17.81,17.14,17.07,18.4,21.01, 非主营比重(%),-0.86,-1.32,0.05,-0.8,-0.98,-1.49,-5.1,-0.26,0.93,1.43,-0.03,0.07,0.16,-0.89,20.61,7.87,7.64,17.27,17.64,33.34, 主营利润比重(%),260.74,256.55,223.63,160.13,157.66,167.28,195.95,194.9,179.31,174.35,188.22,175.38,178.57,225.74,189.13,187.58,177.03,169.86,198.42,306.68,