报告日期,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31, 总资产利润率(%),7.43,7.33,6.04,4.64,4.17,3.27,1.01,5.26,14.5,10.74,7.54, 主营业务利润率(%),35.69,36.36,35.09,32.63,31.64,21.31,16.43,18.54,19.43,19.54,17.01, 总资产净利润率(%),8.19,7.69,6.38,5.02,4.26,3.55,1.01,7.51,15.86,12.41,7.54, 成本费用利润率(%),10.8,10.06,9.77,7.72,6.08,5.67,2.09,9.17,10.41,9,5.02, 营业利润率(%),9.59,9.3,8.51,6.94,5.25,4.73,1.65,8.09,9.24,8.05,4.55, 主营业务成本率(%),63.75,63,64.23,66.79,67.81,78.17,83.07,80.97,80.37,80.15,82.87, 销售净利率(%),8.13,8.28,7.7,6.43,4.93,4.68,1.52,7.34,8.37,7.21,4.06, 净资产收益率(%),13.53,11.93,9.95,7.81,6.44,5.05,1.38,6.88,38.51,31.25,21.16, 股本报酬率(%),147.02,122.89,99.97,73.35,90.48,106.19,50.17,179.88,--,--,--, 净资产报酬率(%),25,23.53,21.69,17.43,14.92,12.28,6.03,10.73,53.11,31.25,22.19, 资产报酬率(%),13.85,14.22,12.61,10.37,9.8,7.98,4.5,8.2,20,10.74,7.54, 销售毛利率(%),--,--,--,--,--,--,--,19.03,19.63,19.85,17.13, 三项费用比重(%),24.76,29.8,27.03,27.72,27.37,17.68,14.69,10.58,10.89,11.87,9.21, 非主营比重(%),-3.08,24.38,20.77,35.51,44.32,24.92,20.17,4.16,3.73,3.18,1.78, 主营利润比重(%),370.86,386.98,390.53,444.52,543.48,389.74,799.21,219.72,204.16,235.09,367.18,