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, 总资产利润率(%),10.38,10.82,9.41,6.54,5.64,6.01,5.43,4.65,4.36,5.18,12.74,13.26,5.51, 主营业务利润率(%),48.06,49.44,50.27,48.42,48.46,47.61,49.98,49.47,54.25,50.35,47.2,51.88,46.86, 总资产净利润率(%),10.5,11.64,10.22,6.84,6.5,6.24,5.71,4.84,4.42,8.02,15.16,14.33,5.51, 成本费用利润率(%),30.45,31.07,28.73,21.02,22.07,23.18,26.3,34.07,45.46,42.68,35.58,32.15,15.84, 营业利润率(%),21.95,22.57,22.28,14.29,15.46,13.19,13.94,20.17,23.66,24.36,20.91,19.97,4.99, 主营业务成本率(%),50.94,49.63,48.56,50.37,50.7,51.6,49.22,49.63,44.48,48.28,51.82,47.16,52.13, 销售净利率(%),19.12,19.45,19.14,14.8,14.62,16.3,17.93,22.05,27.42,27.02,24.32,21.81,13.09, 净资产收益率(%),12.73,14.35,11.74,7.26,6.34,6.99,6.21,5.13,4.63,5.63,21.46,28.22,13.84, 股本报酬率(%),72.85,69.85,84.91,54.67,41.18,32.81,41.61,40.18,34.43,47.75,--,--,--, 净资产报酬率(%),19.11,20.68,17.68,12.59,10.1,10.23,8.72,6.9,6.18,6.91,26.94,36.6,22.87, 资产报酬率(%),15.85,15.58,13.79,10.54,8.71,8.91,7.63,6.29,5.83,6.4,16.06,17.2,9.11, 销售毛利率(%),--,--,--,--,--,--,--,--,--,51.72,48.18,52.84,47.87, 三项费用比重(%),21.42,22.38,28.29,31.54,29.86,28.7,31.12,25.93,25.26,24.34,25.87,30.24,43.26, 非主营比重(%),1.82,0.38,0.61,18.22,13.93,29.83,34.7,22.57,26.7,22.86,25.29,20.73,67.31, 主营利润比重(%),215.14,218.19,224.24,277.18,269.75,253.27,234.18,189.92,168.06,159.41,168.62,205.9,306.87,