报告日期,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2014-12-31,2014-06-30,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),8.19,3.32,13.69,10.77,6.83,3.32,13.51,10.45,6.61,4.95,17.99,--,9.96,--,16.34,14.95,8.96,12.86,17.1,17.22, 主营业务利润率(%),36.57,36.21,33.05,33.52,33.56,33.85,31.38,32.07,33.16,32.79,33.47,34.23,34.76,32.99,31.41,29.81,29.81,25.17,29.17,27.8, 总资产净利润率(%),8.13,3.3,15.7,12.01,7.39,3.49,17.54,13.09,8.29,5.1,18.83,--,9.92,--,16.31,15.94,9.21,13.79,18.73,17.22, 成本费用利润率(%),33.63,29.28,26.94,27.76,27.41,28.51,25.29,25.24,26.15,25.63,23.8,26.18,26.14,24.81,20.31,18.92,21.14,13.74,21.06,19.98, 营业利润率(%),24.8,22.94,21.07,21.79,21.66,22.64,20.64,20.45,21.03,19.33,17.69,19.33,19.32,18.69,15.21,13.56,15.29,10.25,15.19,14.19, 主营业务成本率(%),62.27,62.65,66,65.55,65.42,65.08,67.62,66.92,65.82,66.07,65.66,64.95,64.49,66.26,68,69.73,69.71,74.42,69.95,71.33, 销售净利率(%),19.88,17.67,16.55,16.79,16.62,17.12,15.56,15.33,15.76,15.55,14.7,15.85,15.85,15.24,12.94,12.18,13.42,9.13,13.42,12.8, 净资产收益率(%),11.39,4.65,20.45,16,10.2,4.53,17.51,12.98,8.63,7.18,26.47,--,15.26,--,24.76,25.48,15.95,21.28,27.24,31.13, 股本报酬率(%),103.9,39.8,172.01,122.53,78.15,33.07,128.87,87.04,59.61,--,--,--,--,--,--,--,--,--,--,--, 净资产报酬率(%),12.05,4.62,21.04,16,10.96,4.53,18.21,12.98,9.33,7.18,27.65,--,15.26,--,25.8,25.48,15.95,21.28,27.24,31.13, 资产报酬率(%),8.73,3.32,14.18,10.77,7.34,3.32,14.06,10.45,7.15,4.95,18.79,--,9.96,--,17.02,14.95,8.96,12.86,17.1,17.22, 销售毛利率(%),37.73,37.35,--,34.45,34.58,34.92,--,33.08,34.18,33.93,34.34,35.05,35.51,33.75,32,30.27,30.29,--,30.05,28.67, 三项费用比重(%),13.41,14.8,13.78,13.18,13.88,13.68,13.53,13.11,13.53,13.7,15.55,14.62,15.05,14.93,16.48,15.9,14.6,13.95,14.24,12.91, 非主营比重(%),5.45,0.11,5.42,3.5,3.49,2.55,3.49,0.98,0.84,8.41,7.47,5.62,9.46,11.06,17.57,17.9,16.11,16.8,13.2,16.85, 主营利润比重(%),141.53,157.33,151.93,151.54,152.48,148.77,151.03,156.83,157.81,158.09,171.33,162.66,165.59,162.24,181.81,183.05,166.36,206.37,162.81,163.5,