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, 总资产利润率(%),3.99,3.88,5.9,3.7,2.24,1.43,2.94,3.88,3.56,5.18,7.12,5.18,7.81,5.98,4.07,2.78,3.06,2.91,3.45,4.22,4.34, 主营业务利润率(%),51.34,42.72,26.97,35.97,34.24,43.16,46.05,43.4,43.4,45.33,41.79,44.07,32.43,40.35,33.33,24.28,33.91,26.57,36.89,34.86,40.99, 总资产净利润率(%),4.29,4.11,5.52,3.54,2.28,1.55,3.34,3.89,3.82,5.61,7.43,7.42,7.6,6.1,4.56,3.58,3.56,3.56,3.8,4.52,4.34, 成本费用利润率(%),61.99,51.82,26.25,26.65,20.09,16.37,34.24,34.22,33.49,51.38,50.06,45.91,24.04,31.67,22.89,12.69,9.51,8.97,14.12,12.82,16.73, 营业利润率(%),40.36,38.35,22.48,22.9,17,14.14,25.38,25.1,24.94,34.11,33.23,31.64,19.55,24.31,18.98,11.5,8.79,8.48,12.96,11.9,15.44, 主营业务成本率(%),41.98,50.64,67.44,56.58,59.01,51.85,49.69,52.29,52.12,50.35,52.96,50.29,63,55.24,62.9,72.68,63.85,70.47,60.15,62.67,56.02, 销售净利率(%),30.89,28.99,14.06,14.26,11.63,10.58,19.37,19.61,19.01,25.56,25.01,23.74,12.88,16.02,12.8,7.88,5.75,5.88,8.6,8.09,10.99, 净资产收益率(%),9.64,9.2,13.04,10.46,7.27,4.64,8.15,8.57,8.27,11.29,14.36,11.01,23.84,26.23,19.9,12.55,17.22,13.87,11.75,13.4,11.26, 股本报酬率(%),119.04,108.6,107.89,91.58,76.53,126.53,121.12,109.85,91.92,167.46,305.53,446.78,868.99,647.96,659.64,407.93,322.72,192.65,--,--,--, 净资产报酬率(%),49.52,49.99,50.86,47.27,42.03,37.1,36.24,36.18,31.97,31.76,32.31,27.27,69.83,68.52,81.9,60.14,85.44,61.52,54.17,52.77,40.4, 资产报酬率(%),20.69,21.99,24.61,18.37,14.06,12.08,13.7,16.35,13.81,14.57,15.72,12.56,22.64,16.02,16.98,13.36,15.85,13.16,16.12,16.89,15.75, 销售毛利率(%),--,49.36,32.56,43.42,40.99,48.15,50.31,47.71,47.88,49.65,47.04,49.71,37,43.93,37.1,27.33,36.15,29.53,39.85,37.33,43.98, 三项费用比重(%),16.48,18.98,6.55,8.12,17.26,29.64,21.45,19.09,19.39,11.32,8.55,13.04,13.33,16.52,15.99,14.08,25.94,20.25,28.11,27.04,32.01, 非主营比重(%),12.54,79.24,3.2,-24.27,0.14,5.98,4.57,6.28,5.8,-0.21,0.59,1.9,1.48,1.75,-0.81,0.48,-2.31,8.35,14.39,13.34,25.71, 主营利润比重(%),127.11,108.09,129.06,187.12,205.3,304.95,178.4,167.59,170.52,133.7,125.02,139.17,166.76,167.27,176.15,213.16,387.57,316.14,286.37,294.93,269.24,