报告日期,2020-12-31,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31,2006-12-31,2005-12-31,2004-12-31,2003-12-31,2002-12-31,2001-12-31,2000-12-31,1999-12-31,1998-12-31,1997-12-31,1996-12-31,1995-12-31,1994-12-31, 总资产利润率(%),0.74,0.24,-2.02,0.58,0.86,2.36,2.42,2.69,2.73,3.76,2.48,1.37,1.55,2.28,2.21,3.06,3.43,3.71,2.99,1.88,5.54,6.78,5.88,8.02,8.49,4.88,15.16, 主营业务利润率(%),6.34,7.27,6.2,7.44,7.51,7.15,7.03,6.77,7.08,6.95,6.88,6.92,7.05,7.25,8.06,6.6,6.6,7.95,7.2,7.81,9.31,10.67,9.05,11.18,13.43,10.76,14.24, 总资产净利润率(%),0.8,0.27,-1.96,0.59,0.88,2.21,2.61,2.73,2.65,3.45,2.66,1.44,1.8,2.69,2.33,3.33,3.41,3.9,3.13,1.89,5.99,6.62,6.45,9.76,8.78,5.26,15.16, 成本费用利润率(%),0.98,1.29,-1.69,0.79,1.12,2.31,2.45,2.44,3.06,4.02,3.06,2.34,2.49,2.74,2.18,2.44,2.78,3.01,2.22,1.53,4.58,5.29,5.68,5.6,5.7,2.62,8.62, 营业利润率(%),0.52,0.97,-1.53,0.77,0.15,2.01,1.96,2.13,2.57,3.77,2.93,2.25,2.11,2.7,2.15,2.58,2.76,3.01,2.37,2.8,4.31,4.95,5.37,5.21,5.56,2.69,8.04, 主营业务成本率(%),93.21,92.04,93.41,91.97,92.03,92.37,92.28,92.52,92.44,92.65,92.71,92.65,92.49,92.43,91.69,93.38,93.39,92.03,92.78,92.19,90.67,89.32,90.92,88.8,86.56,89.23,85.73, 销售净利率(%),0.77,0.21,-1.35,0.45,0.89,1.84,1.97,1.99,2.23,3.27,2.65,1.57,1.78,1.94,1.34,1.77,1.92,2.39,1.67,1.09,3.19,3.89,3.85,4.52,3.63,1.71,5.37, 净资产收益率(%),1.68,2.09,-5.43,0.89,1.51,4.38,4.76,4.85,4.78,7.29,5.96,2.73,3,4.61,4.08,4.54,3.52,3.28,2.88,1.86,7.95,10.59,10,11.89,25.76,18.84,61.68, 股本报酬率(%),135.75,120.39,92.66,119.54,118.86,131.82,127.42,118.31,92.45,100.32,86.56,63.63,58.26,66.31,53.31,52.07,46.39,44.02,34.9,27.19,39.58,62.5,55.63,51.48,--,--,--, 净资产报酬率(%),13.91,14.39,15.64,19.16,18.21,20.19,19.77,19.14,15.52,17.31,15.54,11.67,11.42,16.31,15.21,15.64,14.13,13.62,11.21,9.13,13.71,16.12,14.63,14.66,31.98,25.17,67.22, 资产报酬率(%),7.26,7.69,7.58,9.29,9.72,11.32,9.65,10.48,8.44,8.65,6.32,5.4,5.45,6.97,7.99,8.64,9.17,8.59,7.54,6.44,9.57,10.39,8.8,9.89,10.65,6.52,16.52, 销售毛利率(%),--,--,6.59,8.03,8.03,7.63,7.72,7.48,7.56,7.49,7.29,7.35,7.51,7.58,7.91,6.62,6.61,7.97,7.22,7.81,9.34,10.68,9.08,11.2,13.44,10.77,14.27, 三项费用比重(%),6.8,8.46,7.42,7.61,6.85,6.34,5.6,5.64,6.13,5.97,6.25,5.91,5.7,6.36,6.48,5.38,4.88,6.06,5.63,6.5,6.73,7.06,5.2,6.84,8.36,7.94,6.65, 非主营比重(%),188.6,101.39,-35.77,301.6,172.17,103.8,54.99,59.22,65.31,77.34,90.89,88.97,59.13,71.29,26,43.74,25.04,23.39,12.28,-27.55,28.08,15.82,25,18.47,8.9,-4.79,-1.01, 主营利润比重(%),643.02,555.31,-363.27,937.81,675.23,312.04,290.67,280.13,233.41,174.42,226.09,298.49,286.86,267.48,376.49,273.55,241.66,268.9,328.9,518.51,208.44,209.33,165.68,208.64,247.98,423.07,178.91,