报告日期,2020-12-31,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31, 总资产利润率(%),10.7,3.28,2.69,6.84,6.13,5.11,7.69,9.54,12.39,11.14,7.76,14.81,9.09,7.9, 主营业务利润率(%),21.8,19.62,18.43,23.91,24.69,24.27,21.96,20.72,21.42,21.47,22.87,24.03,20.44,21.25, 总资产净利润率(%),11.98,3.36,2.6,7.64,6.43,5.81,8.65,11.25,13.54,12.02,10.57,16.15,9.66,7.9, 成本费用利润率(%),13.94,4.52,3.55,8.99,7.07,5.62,5.55,6.18,8.56,8.64,7.72,9.14,5.08,5.23, 营业利润率(%),12.42,4.07,3.27,8.41,6.11,4.81,4.95,5.58,7.58,7.72,6.8,7.98,4.65,4.54, 主营业务成本率(%),77.97,80.09,81.3,75.83,75.12,75.71,78.02,79.26,78.55,78.5,77.09,75.91,79.5,78.68, 销售净利率(%),11.28,3.75,2.52,7.03,5.56,4.4,4.4,4.7,6.65,6.74,5.98,7.07,3.99,4.86, 净资产收益率(%),17.75,5.1,5.18,12.38,9.54,8.19,13.52,15.28,16.61,14.48,10.1,33.21,23.79,23.63, 股本报酬率(%),130.48,73.45,61.7,73.27,58.42,69.16,96.23,77.78,132.23,196.07,126.91,--,--,--, 净资产报酬率(%),41.99,26.88,24.43,26.42,23.89,20.42,25.45,24.07,24.75,21.89,15.99,49.78,41.76,22.4, 资产报酬率(%),22.77,16.3,14.47,16.14,15.7,13.65,15.19,15.52,18.57,16.59,12.58,23,16.68,7.9, 销售毛利率(%),--,--,--,--,--,--,--,--,--,21.5,22.91,24.09,20.5,21.32, 三项费用比重(%),9.88,13.58,14.14,16.92,18.55,19.87,16.95,15,13.77,13.46,15.98,15.93,15.52,17.24, 非主营比重(%),25.71,29.15,52.17,18.48,15.51,24.91,7.58,4.61,4.68,3.16,7.1,4.5,3.64,8.18, 主营利润比重(%),177.6,461.84,542.5,285.98,372.05,451.69,416.83,355.36,270.77,269.99,318.18,286.22,423.28,423.02,