报告日期,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31,2006-12-31,2005-12-31,2004-12-31,2003-12-31,2002-12-31,2001-12-31,2000-12-31,1999-12-31,1998-12-31,1997-12-31,1996-12-31,1995-12-31,1994-12-31,1993-12-31, 总资产利润率(%),4.24,3.56,3.2,2.67,1.87,2.39,2.72,1.22,2.68,3.82,5.98,4.47,5.47,9.5,5.09,4.2,3.79,4.69,5.72,3.88,6,-0.02,0.89,11.13,2.52,4.61,8.93, 主营业务利润率(%),21.99,22.11,24.57,24.67,24.09,24.47,23.44,21.6,19.83,19.46,21.61,24.46,23.67,24.04,21.74,20.55,16.86,17.38,20.63,20.06,9.69,10.29,18.99,13.48,6.23,6.8,6.45, 总资产净利润率(%),4.36,3.63,3.28,2.92,1.88,2.34,2.8,1.23,2.76,4.53,6.22,4.45,5.67,10.12,5.02,4.52,4.31,4.67,5.34,4.63,5.26,-0.02,0.85,11.65,2.91,5.89,8.93, 成本费用利润率(%),7.47,6.6,6.52,5.85,3.64,4.51,5.02,2.43,4.14,6.12,9.1,6.51,8.13,15.84,7.12,6.36,7.56,7.46,11.82,16.22,86.76,0.55,4.29,23.67,3.7,6.83,6.63, 营业利润率(%),6.69,5.96,5.8,4.3,1.98,2.98,3.58,0.66,2.48,5.16,7.62,5.32,7.45,14.95,6.82,6.15,7.39,7.5,10.27,14.73,84.45,0.54,4.33,23.18,3.74,7.11,6.35, 主营业务成本率(%),77.05,76.81,74.29,73.76,74.88,74.53,75.58,77.32,79.3,79.86,77.34,74.46,75.16,74.88,77.29,78.45,82.5,81.99,78.37,79.19,90.12,87.99,79.35,85.64,93.54,92.9,92.85, 销售净利率(%),6.07,5.23,5.21,4.7,2.89,3.46,4.17,1.95,3.41,5.05,7.1,5.05,6.29,11.5,5.51,4.64,6.04,5.93,9.53,13.69,76.39,-0.06,2.51,18.95,3.05,7.1,6.34, 净资产收益率(%),6.3,5.32,4.11,3.11,1.83,2.35,3.19,0.4,2.98,5.23,10.64,6.51,8.95,19.55,8.84,7.95,7.53,8.07,10.6,9.17,10.4,0.55,2.74,31.29,9.56,14.99,19.25, 股本报酬率(%),244.39,220.47,205.43,181.6,156.37,141.6,126.21,95.96,138.56,147.07,134.26,129.96,143.2,167.79,132.95,144.02,119.95,77.61,98.09,90.79,54.26,16.94,17.25,132.51,38.75,53.29,99.54, 净资产报酬率(%),40.82,40.93,38.72,35.29,36.4,32.15,29.37,23.23,22.42,24.6,32.66,33.75,37.98,46.06,41.74,48.42,44.13,32.22,42.36,40.45,27.94,8.19,8.11,31.74,11.66,17.18,20.35, 资产报酬率(%),21.08,20.14,19.49,18.11,18.85,17.26,14.75,11.88,11.68,13.15,15.85,16.58,18.12,22.82,20.63,21.77,21.14,18.09,22.62,18.33,16.12,3.93,3.59,12.67,3.39,5.12,9.4, 销售毛利率(%),--,23.19,25.71,26.24,25.12,25.47,24.42,22.68,20.7,20.14,22.66,25.54,24.84,24.82,22.71,21.55,17.5,18.01,21.63,20.79,9.88,12.01,20.65,14.36,6.46,7.1,7.15, 三项费用比重(%),11.1,11.3,17.8,18.54,20.2,19.88,19.59,19.9,16.8,14.37,16.47,19.27,17.05,19.11,17.01,15.77,13.17,13.99,16.38,11.14,6.46,15.13,18.57,9.9,6.12,9.04,2.14, 非主营比重(%),7.35,2.59,15.53,26.22,56.83,41.37,50.34,90.38,53.15,17.24,43.28,22.08,16.14,70.05,21.81,11.11,25.87,29.18,41.89,28.98,89.98,265.39,23.19,83.1,92.6,122.78,34.83, 主营利润比重(%),330.46,375.5,404.1,449.08,688.03,568.34,485.28,902.87,493.97,335.19,250.3,396.45,311.66,159.72,320.5,339.16,231.5,241.18,182.23,135.81,11.54,1780.55,444.3,59.07,168.53,97.3,101.79,