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, 总资产利润率(%),-0.78,11.67,10.44,7.88,10.45,11.44,10.49,9.42, 主营业务利润率(%),41.67,37.77,39.48,36.78,35.71,38.43,37.38,37.42, 总资产净利润率(%),-1.21,12.67,11.37,9.57,10.31,12.21,10.73,9.42, 成本费用利润率(%),-1.86,16.46,16.12,14.09,14.18,16.85,15.36,13.95, 营业利润率(%),-1.53,14.41,13.82,12.02,12.22,13.86,13.22,12.13, 主营业务成本率(%),57.59,61.13,59.46,62.41,63.52,60.58,61.7,61.9, 销售净利率(%),-1.96,11.71,11.12,9.31,9.19,11.12,9.81,8.56, 净资产收益率(%),-4.38,15.44,13.38,9.58,15.92,20.08,18.78,20.83, 股本报酬率(%),294.4,99.95,80.43,59.2,--,--,--,--, 净资产报酬率(%),89.15,29.68,28.17,23.48,37.73,39.54,19.09,19.32, 资产报酬率(%),19.85,23,21.98,19.32,24.78,22.63,10.49,9.42, 销售毛利率(%),42.41,38.87,40.54,37.59,36.48,39.42,38.3,38.1, 三项费用比重(%),39.5,24.41,26.26,25.41,23.73,24.71,24.32,25.3, 非主营比重(%),58.93,6.52,6.55,10.31,5.93,9.05,3.23,1.1, 主营利润比重(%),-2285.45,264.84,282.34,294.66,286.21,264.28,279.95,305.14,