报告日期,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31, 总资产利润率(%),7.94,8.97,6.18,4.45,4.79,3.4,2.36,9.39,32.57,25.04,24.58,39.97, 主营业务利润率(%),35.04,38.49,36.76,37.62,43.74,38.12,48.38,53.84,51.3,54.57,57.82,47.91, 总资产净利润率(%),8.79,9.2,7.32,5.67,5.32,3.47,2.34,12.18,43.29,33.74,27.08,39.97, 成本费用利润率(%),32.91,37.78,28.26,25.21,26.37,36.15,40.67,69.15,75.97,76.57,55.38,77.88, 营业利润率(%),23.56,25.61,21.98,17.5,18.14,24.15,22.16,38.56,38.08,40.76,31.82,39.65, 主营业务成本率(%),64.45,60.49,61.65,61.13,55.42,60.72,50.23,45.3,47.6,44.6,41.69,51.4, 销售净利率(%),20.07,22.42,19.07,16.86,19.13,26.22,24.55,34.55,39.65,33.35,33.18,45.33, 净资产收益率(%),14.01,14.35,10.83,6.21,5.78,3.82,2.58,10.34,60.83,60.25,40.55,85.59, 股本报酬率(%),70.45,60.8,52.89,29.68,21.75,25.9,27.86,147.69,--,--,--,--, 净资产报酬率(%),19.19,18.46,14.08,8.49,9.95,5.87,4.38,11.73,63.83,64.58,40.55,85.59, 资产报酬率(%),11.51,12.33,8.66,7.08,8.13,5.47,4.09,10.65,34.17,26.84,24.58,39.97, 销售毛利率(%),--,--,--,--,--,--,--,--,52.4,55.4,58.31,48.6, 三项费用比重(%),5.5,6.2,14.65,17,22.58,16.44,19.89,11.94,11.3,12.72,23.85,8.12, 非主营比重(%),1.36,5.55,13.27,13.97,14.78,19.54,26.92,4.03,16.44,8.45,12.98,15.45, 主营利润比重(%),151.1,150.43,167.03,187.95,210.38,134.68,166.34,134,112.56,122.58,158.12,102.17,