报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-06-30,2016-12-31,2015-12-31,2014-12-31, 总资产利润率(%),4.48,3.09,2.58,9.75,--,--,--,10.05,6.31,6.87,1.52,-0.39, 主营业务利润率(%),36.39,37.06,37.86,38.25,37.52,38.06,38.24,38.94,40.44,36.76,27.94,24.35, 总资产净利润率(%),5.16,3.7,2.59,11.05,--,--,--,10.4,6.43,7.69,1.57,-0.39, 成本费用利润率(%),22.54,26.12,27.89,27.14,25.2,27.35,27.34,27.55,33.05,23.18,3.65,-0.77, 营业利润率(%),14.76,15.85,21.48,20.55,19.29,20.79,20.6,20.34,24.34,17.27,3,-3.25, 主营业务成本率(%),62.25,61.65,60.85,59.86,60.59,60.29,60.08,59.36,57.98,61.51,70.97,74.73, 销售净利率(%),15.38,17.55,18.62,18.54,17.25,18.46,18.47,18.83,22.22,16.44,3.35,-0.73, 净资产收益率(%),6.15,4.58,4.93,19.44,--,--,--,18.23,11.93,13.53,2.73,-0.67, 股本报酬率(%),39.69,135.37,22.67,208,53.55,37.7,21.35,165.72,--,--,--,--, 净资产报酬率(%),6.15,20.63,4.93,47.58,--,--,--,45.15,11.93,38.66,2.73,-0.67, 资产报酬率(%),4.48,13.91,2.58,23.86,--,--,--,24.87,6.31,19.64,1.52,-0.39, 销售毛利率(%),--,38.35,39.15,40.14,--,39.71,39.92,40.64,42.02,38.49,29.03,25.27, 三项费用比重(%),17.59,18.12,14.98,14.77,14.94,14.92,14.28,15.19,15.82,13.93,21.98,24.41, 非主营比重(%),18.67,24.65,0.12,0.78,0.71,0.85,0.92,1.74,2.31,2.56,12.52,-322.54, 主营利润比重(%),198.85,175.02,176.06,184.19,192.35,181.03,183.96,185.41,162.32,205.42,813.61,-3164.5,