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(%),7.76,6.85,3.33,4.03,6.47,5.62,4.04,8.64,5.4,6.35,9.78,20.2,11.68,7.52, 主营业务利润率(%),21.9,19.03,17.73,15.22,17.02,18.85,16.56,15.4,14.48,16.47,21.04,21.27,20.33,14.28, 总资产净利润率(%),8.41,6.7,3.44,3.96,6.59,5.77,4.36,8.91,5.56,6.63,12.46,21.82,12.77,7.52, 成本费用利润率(%),11.42,9.21,5.36,6.26,13.13,11.12,6.75,11.63,8.82,10.04,17.53,23.27,10.41,7.13, 营业利润率(%),9.66,8.1,4.78,6.04,11.32,9.74,5.92,5.92,7.82,7.81,14.23,19.67,8.94,6.64, 主营业务成本率(%),77.72,80.57,81.66,84.41,82.15,80.55,83.22,84.24,85.02,83.34,78.59,78.32,79.36,85.55, 销售净利率(%),8.39,7.05,3.97,5.28,10.07,8.37,5.13,9.06,6.95,7.52,12.89,16.54,7.35,4.78, 净资产收益率(%),10.35,8.64,4.71,5.4,9.39,8.44,5.64,10.52,6.68,8.2,12.32,39.44,31.92,24.54, 股本报酬率(%),39.31,33.79,25.75,25.07,28.33,24.58,60.33,73.41,78.76,77.27,134.56,--,--,--, 净资产报酬率(%),23.13,22.25,18.22,18,21.23,19.75,15.35,19.1,14.7,15.55,19.25,56.01,55.71,59.77, 资产报酬率(%),17.41,17.68,12.9,13.4,14.64,13.16,10.99,15.63,11.91,12.23,15.49,29.19,21.21,19.14, 销售毛利率(%),--,--,--,--,--,--,--,--,--,--,21.42,21.68,20.64,14.45, 三项费用比重(%),6.78,7.23,7.01,12.08,9.39,9.45,8.83,8.16,7.35,6.31,7.95,7.98,8.08,8.19, 非主营比重(%),5.16,7.34,-14.16,65.26,40.39,13.5,-4.08,38.74,12.96,-4.96,15.31,32.5,-22.69,8.12, 主营利润比重(%),225.95,234.34,370.76,250.89,140.27,187.12,265.99,142.73,176.65,182.48,138.13,105.4,222.66,213.37,