报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2013-12-31, 总资产利润率(%),5.77,3.52,1.4,8.63,6.43,3.81,0.99,9.59,7.6,4.2,1.23,7.29,6.3,3.55,1.08,7.94,6.52,3.75,2.5,16.84,--,--,--,9.47,14.65,13.42, 主营业务利润率(%),26.66,26.42,26.83,30.59,32.61,31.84,27.57,33.94,34.46,33.1,32.58,29.83,30.75,30.28,29.37,32.78,34.01,33.1,31.56,35.69,36.37,35.21,33.67,30.99,27.04,26.39, 总资产净利润率(%),5.9,3.54,1.39,9.03,6.72,3.88,0.99,10.05,7.85,4.25,1.24,7.54,6.37,3.53,1.08,10.37,8.52,4.85,2.41,17.06,--,--,--,10.6,15.47,13.42, 成本费用利润率(%),18.26,17.21,16.87,22.79,22.09,20.13,14.86,23.62,24.93,21.46,15.78,18.92,21.94,18.67,14.13,20.36,23.29,20.23,17.3,24.32,26.61,22.3,17,13.36,16.47,15.31, 营业利润率(%),15.02,14.31,14.23,17.96,17.67,16.3,12.97,18.59,19.45,17.17,13.09,15.4,17.47,15.95,12.59,16.69,18.54,16.25,14.84,18.38,20.49,17.47,14.67,11.3,14.26,12.8, 主营业务成本率(%),72.83,72.91,72.57,68.8,66.73,67.4,71.39,65.13,64.7,66.09,66.67,69.2,68.38,68.8,69.84,66.12,64.76,65.63,67.29,63.37,62.69,64.01,65.44,68.27,72.21,73.06, 销售净利率(%),12.81,12.26,12.29,15.22,15.55,14.77,11.46,15.79,16.43,14.67,11.52,13.62,15.38,14.12,11.62,14.9,16.33,14.55,13.17,17.15,18.16,15.62,12.78,9.54,12.19,11.43, 净资产收益率(%),6.54,3.96,1.52,9.65,7.47,4.35,1.09,10.72,8.48,4.71,1.38,8.15,6.82,3.84,1.17,8.72,7.3,4.22,2.88,19.69,--,--,--,13.49,29.47,31.59, 股本报酬率(%),34.19,89.14,7.78,113.16,36.34,78.84,6.61,132.99,49.54,89.05,7.67,102.05,37.21,65.08,6.22,86.69,37.79,59.16,57.5,114.37,53.45,27.74,--,--,--,--, 净资产报酬率(%),6.54,17.54,1.52,22.37,7.47,16.79,1.09,22.18,8.48,15.92,1.38,18.45,6.82,12.32,1.17,16.48,7.3,11.8,17.34,32.63,--,--,--,26.15,28.55,29.97, 资产报酬率(%),5.77,15.61,1.4,20,6.43,14.72,0.99,19.83,7.6,14.2,1.23,16.52,6.3,11.39,1.08,15.01,6.52,10.48,15.09,27.9,--,--,--,18.45,14.65,13.42, 销售毛利率(%),--,--,--,--,--,--,--,--,--,33.91,33.33,30.8,31.62,31.2,30.16,33.88,35.24,34.37,32.71,36.63,37.31,35.99,34.56,31.73,27.79,26.94, 三项费用比重(%),8.5,8.85,11.02,9.43,12.67,12.89,15.68,12.7,12.67,13.11,15.74,11.98,11.36,17.46,22.39,17.51,15.78,16.61,18.85,17.07,15.52,17.33,20.68,19.6,12.74,13.21, 非主营比重(%),1.14,1.44,1.92,1.78,1.48,4.61,0.96,0.24,6.13,7.13,16.52,17.97,17,21.36,33.31,9.71,5.56,4.33,3.31,7.27,2.92,4.92,0.81,4.87,-0.82,4.08, 主营利润比重(%),178.39,186.26,188.94,170.21,184.43,195.16,210.56,182.44,176.75,192.76,248.2,191.99,173.85,186.04,223.44,190.05,178.61,195.89,209.05,180.3,172.64,192.26,227.62,261.72,191.52,198.51,