报告日期,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, 总资产利润率(%),15.63,13.18,12.94,6.73,4.9,4.16,3.93,21.97,25.4,25.28,18.41, 主营业务利润率(%),43.6,42.81,43.99,42.27,36.38,37.21,37.46,42.64,42.77,43,37.68, 总资产净利润率(%),16.03,14.31,13.65,7.23,4.91,4.21,5.36,24.29,27.06,24.48,18.41, 成本费用利润率(%),34.94,24.88,26.06,15.43,8.92,9.74,10.14,23.56,22.21,20.83,13.9, 营业利润率(%),22.72,20.37,19.58,12.95,6.89,7.09,6.97,18.08,17.9,16.97,11.97, 主营业务成本率(%),56.16,56.95,55.8,57.67,63.59,62.77,62.54,57.36,57.23,57,62.32, 销售净利率(%),21.29,18.85,20.63,12.1,8.41,7.82,9.22,17.08,16.02,14.83,10.91, 净资产收益率(%),19.56,17.12,15.45,8.11,5.39,4.59,4.24,27.59,35.64,32.79,25.98, 股本报酬率(%),91.46,83.46,78.5,52.29,43.46,41.71,47.67,99.72,--,--,--, 净资产报酬率(%),24.32,22.11,20.98,14.76,11.63,10.2,10.62,41.46,51.87,46.47,25.98, 资产报酬率(%),20.47,17.87,18.14,12.24,10.57,9.25,9.84,33.01,36.98,35.83,18.41, 销售毛利率(%),--,--,--,--,--,--,--,42.64,42.77,43,37.68, 三项费用比重(%),8.72,25.21,26.58,27.46,27.59,29.53,29.78,24.2,24.33,25.35,24.86, 非主营比重(%),11.78,10.97,21.79,14.33,15.29,21.2,25.51,5.91,1.2,1.08,1.26, 主营利润比重(%),191.64,208.76,204.37,321.52,447.13,413.76,400.29,221.98,236.06,250.7,310.83,