报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2015-12-31,2014-12-31,2013-12-31, 总资产利润率(%),17.68,12.09,4.9,22.71,18.81,12.62,4.86,21.65,16.74,17.86,--,30.86,--,33.62,25.35,32.62, 主营业务利润率(%),84.47,83.44,84.75,78.75,80.77,80.51,81.19,80.97,80.48,80.3,80.28,80.02,80.99,79.58,78.7,77.61, 总资产净利润率(%),19.3,12.47,5.03,24.76,19.76,12.74,4.95,28.53,21.45,18.21,--,34.67,--,34.11,32.85,32.62, 成本费用利润率(%),101.91,96.68,108.1,140.73,174.18,129.83,111.66,126.76,124.05,121.16,120.77,119.44,130.9,121.46,122.92,120.2, 营业利润率(%),48.46,46.05,48.11,57.06,60.9,58.35,54.32,59.08,56.38,54.26,53.1,52.52,54.79,54.59,53.42,53.73, 主营业务成本率(%),14.32,15.35,13.74,19.6,17.56,17.64,17.1,16.94,17.48,17.36,18.11,18.04,17.32,18.97,19.88,20.72, 销售净利率(%),40.62,39.44,39.5,48.95,53,50.66,45.15,50.6,48.59,48.39,44.74,47.97,49.73,48.16,46.24,47.67, 净资产收益率(%),21.51,14.28,5.4,25.8,20.98,14.11,5.29,24.08,18.18,20.67,--,38.22,--,42.93,51.35,43.2, 股本报酬率(%),87.95,82.56,21.38,119.88,72.25,66.73,17.49,95.62,53.64,--,--,--,--,--,--,--, 净资产报酬率(%),21.88,22.44,5.53,33.05,21.14,21.24,5.35,30.89,18.38,31.74,--,48.98,--,52.7,61.5,43.01, 资产报酬率(%),17.68,18.72,4.9,28.94,18.81,18.88,4.86,27.56,16.74,27.39,--,39.52,--,41.48,30.94,32.62, 销售毛利率(%),--,84.65,86.26,--,82.44,82.36,82.9,--,82.52,82.64,81.89,81.96,82.68,81.03,80.12,79.28, 三项费用比重(%),31.91,30.89,29.06,19.29,15.71,25.45,29.68,27.5,26.04,26.49,25.31,27.35,26.12,26.61,23.99,24.63, 非主营比重(%),3.74,2.54,4.15,4.71,1.84,2.89,3.57,1.21,1.66,4.46,4.18,7.96,7.97,5.23,5.41,5.83, 主营利润比重(%),174.72,181.9,176.91,138.03,132.72,137.99,149.93,137.3,142.38,143.46,147.62,141.57,137.11,139.33,141.4,137.32,