报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),3.07,1.99,0.68,3.82,3.94,2.72,0.86,3.18,2.88,2.22,0.72,4.12,4.18,2.65,1.11,4.88,3.49,2.82,--,11.21,--,6.05,14.19,17.37,18.05, 主营业务利润率(%),19.51,18.51,19.9,18.04,20.28,19.65,18.9,18.25,20.1,18.91,20.59,19.6,22.1,22.67,22.81,20.8,21.54,26.14,26.33,24.38,25.6,25.99,26.4,28.64,28.93, 总资产净利润率(%),3.1,1.98,0.68,3.9,3.99,2.74,0.86,3.34,2.91,2.22,0.74,4.27,4.29,2.69,1.1,5.72,4.01,3.38,--,12.59,--,6.3,15.73,18.41,18.05, 成本费用利润率(%),6.15,6.09,5.43,6.19,9.43,8.66,6.55,5.88,7.49,7.93,6.59,9.03,12.23,11.76,9.94,8.95,9.32,13.65,12.49,16.28,16.75,18.03,18.69,22.73,22.65, 营业利润率(%),5.78,5.75,5.22,5.84,8.26,7.58,6.2,5.16,5.44,5.16,5.27,7.07,10.1,9.68,7.24,8.02,8.44,11.92,11.06,13.38,14.04,14.89,14.87,16.54,17.84, 主营业务成本率(%),79.99,80.82,79.67,81.1,79.09,79.69,80.62,81.06,79.46,80.82,79.33,79.69,77.34,76.71,76.65,78.64,77.92,73.32,73.2,75.18,73.98,73.56,73.09,70.73,70.35, 销售净利率(%),5.14,4.97,3.7,4.71,6.49,6.63,4.55,4.18,4.86,5.59,4.27,6.06,8.2,7.98,6.94,6.42,5.86,8.07,7.52,10.18,9.99,10.27,12.29,13.89,13.86, 净资产收益率(%),4.04,2.58,0.88,5.07,5.14,3.57,1.13,4.21,3.48,2.66,0.92,5.06,5.06,3.18,1.27,5.78,4.02,3.61,--,19.22,--,9.84,22.79,29.06,37.77, 股本报酬率(%),12.8,43.05,2.75,49.65,15.92,38.07,3.39,38.8,10.41,12.41,2.68,33.62,14.6,25.43,8.96,80.49,27.51,61.14,--,--,--,--,--,--,--, 净资产报酬率(%),4.04,13.79,0.88,16.08,5.14,12.53,1.13,13.08,3.48,4.18,0.92,11.64,5.06,8.97,1.27,11.53,4.02,8.96,--,28.85,--,19.39,31.86,29.06,37.77, 资产报酬率(%),3.07,10.61,0.68,12.12,3.94,9.54,0.86,9.87,2.88,3.49,0.72,9.47,4.18,7.49,1.11,9.74,3.49,7.01,--,16.83,--,11.91,19.83,17.37,18.05, 销售毛利率(%),--,19.18,20.33,18.9,20.91,20.31,19.38,18.94,20.54,19.18,20.67,20.31,22.66,23.29,23.35,--,22.08,26.68,26.8,24.82,26.02,26.44,26.91,29.27,29.65, 三项费用比重(%),13.29,12.9,15.3,12,12.06,12.85,13.55,13.84,15.23,14.6,16.64,13.48,12.78,13.61,15.86,12.79,13.24,14.44,15.26,10.68,11.17,10.5,11.36,12,11.01, 非主营比重(%),0.19,0.29,6.26,7.08,10.43,14.1,7.93,15.26,31.67,43.23,37.75,27.92,15.95,15.23,24.91,7.21,1.15,1.15,0.37,4.76,2.06,2.29,6.37,12.71,4.04, 主营利润比重(%),337.98,321.81,384.22,310.22,234.19,243.39,304.85,324.83,281.99,249.22,325.06,231.14,199.21,212.03,246.58,252.63,252.18,216.81,237.09,173.56,178.57,170.57,166.25,151.15,155.66,