报告日期,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31,2006-12-31,2005-12-31,2004-12-31,2003-12-31,2002-12-31,2001-12-31,2000-12-31,1999-12-31,1998-12-31,1997-12-31,1996-12-31, 总资产利润率(%),3.28,2.93,0.85,-6.42,0.17,-5.9,0.17,4.25,3.23,1.78,0.34,8.66,4.58,9.07,11.64,1.93,0.05,0.7,5.09,6.15,12.38,15.38,13.52, 主营业务利润率(%),8.34,9.55,6.64,3.22,5.96,0.09,9.07,15.76,13.26,1.36,12.12,15.55,15.33,19.47,22.05,15.65,13.49,13.78,16.48,15.68,18.57,15.86,14.83, 总资产净利润率(%),3.47,3.04,0.87,-7.07,0.17,-5.8,0.2,5.05,3.9,1.84,0.34,10.69,5.3,9.47,12.82,1.97,0.05,0.73,5.49,8.11,13.8,16.37,13.52, 成本费用利润率(%),3.41,3.11,1.04,-4.57,0.19,-6.72,0.26,6.78,4.71,2.06,-0.11,8.89,5.21,10.36,14.83,2.88,0.12,1.48,8.82,9.89,12.4,11.25,8.28, 营业利润率(%),3.39,3.78,1.38,-4.73,-0.31,-7.55,0.07,6.58,4,1.92,-0.15,7.61,4.47,9.88,13.71,3.3,0.42,1.64,8.03,8.32,10.98,9.49,7.81, 主营业务成本率(%),91.16,89.9,92.96,96.58,93.89,99.78,90.64,83.85,86.14,98.04,87.38,84.01,83.88,79.9,77.73,84.15,86.25,85.61,83.08,84.28,81.09,83.6,84.79, 销售净利率(%),2.84,2.6,0.73,-5.71,0.14,-6.1,0.25,5.48,3.95,1.84,0.26,7.27,4.08,7.83,10.97,2.78,0.1,1.27,8.17,9.06,10.44,10.21,7.64, 净资产收益率(%),7.37,6.44,1.73,-25.51,0.49,-19,0.67,13.43,7.9,5.23,1.05,25.71,12.04,16.69,21.92,3.81,0.1,1.26,8.37,9.13,31.31,47.39,44.96, 股本报酬率(%),384.51,328.75,292.09,114.44,211.72,62.6,168.88,211.46,171.58,160.66,123.45,241.16,152.16,157.04,157.98,148.97,127.78,122.42,135.64,202.42,--,--,--, 净资产报酬率(%),45.31,44.85,47.98,19.35,34.23,10.17,29.7,36.45,30.49,40.69,32.8,55.23,45.56,49.09,55.1,44.08,39.33,37.72,41.78,41.92,79.78,87.51,86.24, 资产报酬率(%),18.73,17.96,15.13,6.1,10.79,3.18,6.53,11.59,12.48,14.13,11.71,18.69,19,26.95,29.58,22.78,20.34,21.02,25.43,28.24,31.55,28.4,25.93, 销售毛利率(%),8.84,10.1,7.04,--,--,--,--,16.1,13.86,12.21,12.64,15.84,16.12,20.1,22.27,15.85,13.75,14.12,16.92,15.72,18.91,16.4,15.21, 三项费用比重(%),4.93,5.45,5.27,7.19,5.95,6.74,7.8,8.3,8.53,8.81,8.53,7.78,10.02,10.1,8.58,12.4,13.1,12.55,9.11,7.34,7.62,6.69,7.1, 非主营比重(%),3.94,-20.97,-46.16,-2.38,378.59,-5.64,12.78,-4,9.01,11.52,-86.92,7.28,-9.42,-1.5,-5.67,-18.04,-274.37,13.37,4.37,8.58,0.55,7.09,-2.13, 主营利润比重(%),253.61,320.58,647.17,-67.93,3091.81,-1.26,3501.14,251.28,295.3,61.43,-11049.39,189.77,310.83,207.29,171.91,561.19,11091.62,945.73,201.62,173.02,168.22,155.25,193.97,