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(%),0.31,10.24,17.29,16.89,15.85,0,0.28,0.72,0.85,0.68,7.44,9.96,28.33,6.77, 主营业务利润率(%),3.21,10.31,16,18.1,19.64,13.49,13.6,14.42,14.44,14.88,18.08,19.9,14.19,14.01, 总资产净利润率(%),0.33,11.04,19.85,17.74,26.48,0,0.29,0.76,0.88,0.74,9.38,11.08,27.12,6.77, 成本费用利润率(%),0.49,8.6,18.7,18.65,20.44,-0.25,0.36,1.08,1.29,0.99,9.39,11.26,20.99,8.01, 营业利润率(%),0.53,8.02,16,14.96,16.52,-0.58,0.04,0.06,-0.6,0.43,8.22,7.94,19.59,7.13, 主营业务成本率(%),96.63,89.52,83.76,81.55,80.15,86.21,86.22,85.45,85.34,84.81,81.82,80.05,85.77,85.95, 销售净利率(%),0.23,6.15,12.06,11.75,12.78,0,0.27,0.76,0.98,0.83,6.96,8.34,14.57,5.52, 净资产收益率(%),0.41,15.41,24.1,22.03,23.18,0.53,1.15,1.24,1.11,1.41,10.07,23.84,64.32,18.15, 股本报酬率(%),131.12,179.92,187.91,131.73,106.28,62.77,51.44,48.38,40.84,34.74,82.47,--,--,--, 净资产报酬率(%),22.7,29.9,33.58,29.76,29.89,27.41,22.32,17.54,12.51,8.76,16.57,39.71,58.89,18.09, 资产报酬率(%),12.58,19.88,24.24,22.89,20.43,13.26,10.53,8.65,6.79,5.15,12.24,16.22,28.33,6.77, 销售毛利率(%),--,--,--,18.45,--,--,--,--,--,15.19,18.18,19.95,14.23,14.05, 三项费用比重(%),2.91,2.71,2.16,2.38,3.34,14.26,13.07,14.82,14.86,15.1,10.27,11.35,8.65,7.06, 非主营比重(%),52.84,0.46,15.84,6.4,4.33,-119.62,79.28,121.94,181.82,126.4,12.52,20.71,77.04,7.57, 主营利润比重(%),662.06,129.75,99.32,115.15,114.77,-5355.31,3833.14,1327.26,1110.53,1506.7,208.85,193.25,71.56,187.88,