报告日期,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2015-12-31, 总资产利润率(%),4.02,2.51,0.96,9.05,4.99,3.08,1.7,8.43,4.72,2.95,1.97,10.92,--,--,--,10.6,13.08, 主营业务利润率(%),7.35,7.06,6.65,8.22,7.33,6.7,8.01,8.53,8.06,8.05,8.05,9.99,10.07,9.07,9.44,10.47,10.38, 总资产净利润率(%),4.15,2.48,0.94,9.16,5.03,2.9,1.55,9.68,5.49,3.27,1.87,11.41,--,--,--,11.73,13.08, 成本费用利润率(%),3.76,3.41,2.78,5.57,4.32,3.66,4.54,5.2,4.45,4.35,4.36,6,5.75,4.96,5.13,6.88,6.87, 营业利润率(%),3.53,3.21,2.63,5.16,4.04,3.46,4.24,4.83,4.15,4.15,4.17,5.63,5.29,4.7,4.85,6.33,6.3, 主营业务成本率(%),92.49,92.78,93.21,91.62,92.57,93.19,91.82,91.36,91.85,91.85,91.86,89.86,89.78,90.77,90.38,89.35,89.5, 销售净利率(%),3.11,2.85,2.34,4.55,3.64,3.21,3.59,4.07,3.44,3.43,3.41,4.57,4.37,3.87,3.92,5.28,5.26, 净资产收益率(%),9.26,5.53,2.05,20.84,12.63,7.26,3.83,23.38,14.97,8.96,8.65,56.35,--,--,--,18.58,24.11, 股本报酬率(%),44.29,143.34,9.41,207.83,51.32,141.02,14.59,195.33,49.55,127.85,--,--,--,--,--,--,--, 净资产报酬率(%),9.24,31.2,2.05,46.18,12.63,37.05,3.83,53.18,14.97,41.44,8.64,123.17,--,--,--,40,47.39, 资产报酬率(%),4.02,14.16,0.96,20.07,4.99,15.75,1.7,19.18,4.72,13.65,1.97,23.36,--,--,--,22.85,25.73, 销售毛利率(%),--,--,--,--,--,6.81,8.18,8.64,8.15,8.15,8.14,10.14,10.22,9.23,9.62,10.65,10.5, 三项费用比重(%),1.51,1.48,2.2,1.11,1.14,1.2,1.77,1.4,1.63,3.75,3.98,4.25,2.37,4.19,4.37,4.01,3.82, 非主营比重(%),1.66,1.66,9.55,0.89,0.28,0.04,0.08,-2.15,-3.35,-0.22,0.43,0.51,0.2,0.32,0.32,1.62,1.93, 主营利润比重(%),207.78,219.2,250.84,159.02,181.09,193.61,188.23,176.55,193.48,193.56,192.32,176.74,189.67,192.23,193.86,162.68,161.6,