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(%),3.39,3.43,3.18,2.4,4.56,4.88,6.06,5.63,5.82,5.09,3.17,2.52,4.95,1.68,-5.8,1.14,-21.63,-2.69,2.86,4.15,6.02,4.63,7.37,10.42,27.54,23.16,29.29, 主营业务利润率(%),14.31,15.61,16.66,19.55,13.06,12.73,12.07,12.58,12.7,12.46,7.99,3.03,1.82,2.13,2,10.24,5.1,13.24,14.11,13.88,13.95,13.92,15.11,14.5,13.93,19.36,18.81, 总资产净利润率(%),3.45,3.44,3.14,2.44,4.61,5.02,6.08,5.71,5.85,5.09,2.83,2.53,4.6,1.69,-5.9,1.03,-19.31,-2.53,2.82,5.14,5.89,4.93,8.76,15.91,31.45,27.1,29.29, 成本费用利润率(%),6.24,6.43,5.57,6.26,5.54,5.58,7.13,6.2,6.55,6.98,2.98,1.15,1.65,0.48,-3.52,1.17,-21.91,-2.04,3.16,5.59,5.22,5.48,9.02,8.5,8.6,16.17,14.58, 营业利润率(%),5.28,5.48,4.99,4.16,3.88,3.34,4.27,4.79,5.33,1.09,2.3,0.76,1.4,0.58,-3.49,1.57,-27.37,-1.85,3.02,5.45,4.99,5.93,8.31,7.74,7.96,13.96,12.86, 主营业务成本率(%),85.08,83.58,82.55,79.58,86.31,86.72,87.45,86.71,86.41,86.5,91.5,96.78,98.06,97.82,97.91,88.44,94.46,86.47,85.3,85.54,85.5,85.7,84.24,85.21,85.83,80.55,81.15, 销售净利率(%),4.98,5.42,4.91,4.66,4.75,4.78,6.06,5.84,6.22,6.16,2.84,1.18,1.58,0.4,-3.66,0.95,-28.29,-2.24,2.63,4.28,4.27,4.17,7.02,7.85,7.92,9.3,12.7, 净资产收益率(%),4.2,4.14,3.91,3.08,5.74,6.26,7.06,7.28,7.36,5.76,4.16,4.11,7.46,1.41,-13.48,2.36,-50.24,-5.98,5.68,10.62,14.68,12.37,19.45,19.33,90.32,0.7,0.87, 股本报酬率(%),58.5,58.67,57.43,54.56,64.85,64.25,64.13,66.44,64.17,62.8,73.67,72.3,71.38,54.98,49.02,106.37,-81.48,66.85,117.93,116.53,102.99,80.85,89.81,117.68,--,--,--, 净资产报酬率(%),23.14,23.64,23.55,22.7,27.17,27.77,27.87,30.05,30.01,29.63,35.78,34.65,34.82,29.04,13.43,25.51,-18.55,10.81,17.92,18.46,28.65,24.92,29.32,28.63,107.12,79.26,92.17, 资产报酬率(%),18.61,19.38,19.12,17.81,21.91,22.24,23.41,24.42,24.21,23.89,27.96,22.09,22.06,14.71,6.6,14.83,-9.26,6.12,9.59,9.21,11.98,8.98,11.37,14.54,32.66,26.36,30.9, 销售毛利率(%),--,16.42,17.45,20.42,13.69,13.28,12.55,13.29,13.6,13.5,8.5,3.22,1.94,1.7,2.09,11.56,5.55,13.53,14.7,14.46,14.5,14.3,15.76,14.79,14.17,19.45,18.85, 三项费用比重(%),5.58,7.99,14.8,17.96,10.22,10.66,9.61,10.81,10.66,13.51,7.01,2.74,1.68,1.5,5.62,9.2,33.38,15.57,12.11,10.17,8.36,7.57,6.89,6.92,5.98,5.51,6.69, 非主营比重(%),40.15,61.99,53.42,78.54,51.88,63.55,68.73,71.98,69.46,118.36,70.27,113.93,92.45,60.82,-38.28,81.04,-3.76,-2.24,31.45,27.94,5.62,-20.72,-0.32,1.45,-0.52,-0.29,-0.47, 主营利润比重(%),251.35,262.68,304.9,317.51,242.75,232.78,173.6,206.6,197.97,176.64,270.73,263.65,110.92,446.14,-54.79,888.29,-18.16,-635.66,456.2,257.95,283.03,271.2,182.53,184.71,175.98,138.95,146.74,