报告日期,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(%),5.8,4.24,1.91,9.78,7.84,5.22,2.58,10.6,12.41,8.62,--,18.63,--,10.07,5.06,19.82,19.08,19.59, 主营业务利润率(%),32.78,31.81,33.15,33.34,33.4,34.07,38.34,39.07,38.87,39.76,39.03,41.15,--,41.73,40.89,41.81,40.53,43.1, 总资产净利润率(%),6,4.26,1.94,10.17,8.06,5.26,2.62,13.39,13.02,8.7,--,22.04,--,11.4,5.41,20.83,20.16,19.59, 成本费用利润率(%),26.75,28,24.82,32.31,36.07,32.12,31.55,38.77,42.19,42.43,40.2,52.96,--,57.34,50.66,46.85,45.27,50.44, 营业利润率(%),18.95,19.57,19.5,23.01,24.83,23.53,24.05,26.74,27.63,28.82,28.92,33.34,--,34.16,33.29,31.02,30.14,32.53, 主营业务成本率(%),66.2,67.17,65.89,65.77,65.7,65.03,60.78,60,60.11,59.1,59.77,57.72,--,57.27,57.93,57.12,58.5,55.87, 销售净利率(%),15.67,16.63,15.21,18.93,19.82,19.18,18.67,21.82,22.81,22.51,21.65,26.85,--,28.52,25.34,24.38,23.95,25.46, 净资产收益率(%),7.47,5.28,2.37,12.29,9.89,6.54,3.22,13.2,17.36,11.88,--,26.1,--,14.66,6.74,27.73,28.14,28.43, 股本报酬率(%),35.2,119.34,11.25,137.73,43.64,98.95,14.12,117.82,50.54,96.46,14.87,124.25,0,33.48,14.8,52.54,--,--, 净资产报酬率(%),7.55,26.26,2.41,30.18,9.83,23.09,3.23,27.78,17.21,34.98,--,46.19,--,14.43,6.66,27.7,29.86,30.07, 资产报酬率(%),5.8,20.8,1.91,24.12,7.84,18.41,2.58,22.26,12.41,25.68,--,33.64,--,10.07,5.06,19.82,19.08,19.59, 销售毛利率(%),--,32.83,34.11,34.23,34.3,34.97,39.22,40,39.89,40.9,40.23,42.28,--,42.73,42.07,42.88,41.5,44.13, 三项费用比重(%),8.5,8.84,12.36,7.89,6.1,13,16.72,12.2,10.23,9.87,11,7.98,--,7.48,7.32,11.2,11.13,10.43, 非主营比重(%),13.03,15.2,7.38,10.39,10.12,13.63,6.11,6.56,8.83,4.18,1.76,6.22,--,9.67,1.4,6.73,8.33,4.51, 主营利润比重(%),161.87,147.45,168.56,138.45,127.41,134.38,155.08,137.81,129.12,133.65,134.93,116.25,--,110.66,121.52,128.6,126.81,126.91,