报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2015-12-31,2014-12-31, 总资产利润率(%),5.99,3.91,1.64,7.45,5.87,3.64,1.73,14.08,--,7.52,--,15.19,13.83,9.16, 主营业务利润率(%),31.49,31.94,29.98,30.58,31.24,31.06,30.75,34.48,34.87,35.33,33.25,37.05,36.26,33.84, 总资产净利润率(%),6.72,4.35,1.64,9.59,7.34,4.52,2.18,15.43,--,7.92,--,15.38,14.25,9.16, 成本费用利润率(%),24.08,25.67,16.01,20.65,20.87,18.19,16.77,21.54,21.97,22.01,20.41,24.9,21.94,14.86, 营业利润率(%),18.76,19.98,13.14,16.82,16.94,15.66,14.81,17.71,17.35,17.8,16.98,19.88,17.6,12.87, 主营业务成本率(%),67.47,66.96,68.96,68.38,68.01,67.9,68.21,64.38,64.07,63.51,65.67,61.9,63.12,65.51, 销售净利率(%),16.01,17.25,11.73,14.52,13.9,13.05,12.1,15.26,14.87,15.41,14.52,16.92,14.91,10.74, 净资产收益率(%),8.68,5.92,2,9.22,6.88,4.3,2.17,21.58,--,11.89,--,24.48,35.65,32.89, 股本报酬率(%),52.91,137.81,11.38,123.85,37.43,97.1,14.99,--,--,--,--,--,--,--, 净资产报酬率(%),7.97,21.38,2,22.18,6.88,18.34,2.17,48.54,--,11.89,--,53.46,73.09,32.89, 资产报酬率(%),5.99,15.91,1.64,17.92,5.87,15.52,1.73,31.66,--,7.52,--,33.18,28.36,9.16, 销售毛利率(%),--,33.04,31.04,--,31.99,32.1,31.79,35.62,35.93,36.49,34.33,38.1,36.88,34.49, 三项费用比重(%),9.39,9.67,12.06,11.68,10.87,16.9,18.39,16.62,13.48,15.99,16.55,18.16,17.99,21.06, 非主营比重(%),5.05,7.11,4.62,4.77,-1.71,0.05,-0.73,-0.28,-0.69,-0.62,0.14,1.87,1.9,3.18, 主营利润比重(%),167.89,160.06,228.11,182.56,187.93,198.89,209.21,194.88,201.89,198.99,195.53,183.44,202.25,261.13,