报告日期,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2015-12-31,2014-12-31,2013-12-31, 总资产利润率(%),7.96,6.89,4.57,1.18,8.74,6.72,4.28,1.3,9.49,12.46,7.88,--,15.69,--,4.32,22.85,9.51,5.3, 主营业务利润率(%),36.59,37.26,37.55,36.07,37.89,37.19,38.02,34.71,34.23,34.32,34.44,34.55,32.65,32.24,30.97,33.48,30.47,28.5, 总资产净利润率(%),8.31,7.03,4.61,1.18,9.11,7.04,4.45,1.29,11.9,12.48,7.78,--,17.98,--,4.86,22.6,10.21,5.3, 成本费用利润率(%),22.7,28.64,31.37,22.33,26.38,29.9,27.42,18.99,24.37,27.36,27.23,21.26,22.16,22.3,15.39,27.49,14.16,10.72, 营业利润率(%),17.65,21.47,23.4,18.15,20.07,22.69,22.04,16.5,18.95,20.71,20.76,17.77,16.67,17.83,12.97,22.83,11.96,9.38, 主营业务成本率(%),62.65,61.94,61.6,63.26,61.24,62.05,61.15,64.49,64.78,64.7,64.67,64.76,66.51,67.19,68.64,65.4,69.17,71.2, 销售净利率(%),15.73,18.6,20.15,14.64,17.09,19.37,18.77,14.13,16.51,18.54,17.95,14.76,15.39,15.48,10.66,19.1,10.14,7.54, 净资产收益率(%),8.71,7.37,4.87,1.12,9.97,7.84,5.11,1.47,10.34,16.57,10.75,--,24.67,--,7.81,57.34,22.45,14.33, 股本报酬率(%),70.53,32.44,49.76,8.5,106.69,49.04,72.21,8.58,77.36,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),16.55,7.76,12.24,1.34,16.94,7.96,12.09,1.54,13.63,21.37,15.75,--,29.8,--,8.09,58.2,30.26,13.12, 资产报酬率(%),14.31,6.89,10.85,1.18,14.74,6.72,10.04,1.3,11.64,15.94,11.32,--,18.68,--,4.32,26.13,13.33,5.3, 销售毛利率(%),--,--,38.4,36.74,38.76,37.95,38.85,35.51,--,35.3,35.33,35.24,33.49,32.81,31.36,34.6,30.83,28.8, 三项费用比重(%),14.29,12.21,12.15,17.39,14.06,13.1,18.42,21.74,15.37,14.21,14.54,18.17,15.83,13.91,17.29,18.73,15.69,18.07, 非主营比重(%),8.63,4.57,4.47,9.46,7.84,7.59,9.12,13.27,3.25,4.21,3.6,-1.9,11.08,1.27,0.24,37.82,-15.52,-1.4, 主营利润比重(%),207.46,173.56,160.48,198.68,188.53,163.88,172.48,210.02,173.12,157,157.95,194.39,177.1,176.97,233.08,142.83,252.4,296.79,