报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),2.2,6.64,5.64,4.21,2.06,5.61,4.89,4.63,2.08,6.64,4.94,3.73,1.66,5.4,3.95,4.28,2.15,7.31,5.47,4.22,1.97,11.38,--,6.55,--,9.78,8.22,6.74, 主营业务利润率(%),37.74,38.48,39.09,38.59,38.91,39.05,39.79,39.9,39.41,39.31,39.49,39.09,39.04,38.92,38.89,38.55,38.85,38.47,39.24,39.58,39.41,38.94,38.91,38.94,39.48,37.84,36.38,35.25, 总资产净利润率(%),2.27,7.15,5.79,4.27,2.09,6.98,5.66,4.75,2.14,7.05,5.11,3.72,1.66,6.85,4.96,4.47,2.17,9.67,7.1,5.29,2.47,12.51,--,6.6,--,10.73,8.23,6.74, 成本费用利润率(%),10.41,8.59,9.23,9.91,9.84,9.1,10.06,11.44,10.79,9.71,9.69,10.43,9.74,8.88,8.82,9.43,9.36,9.17,9.36,10.05,9.7,9.37,8.96,9.6,9.71,8.09,6.44,6.77, 营业利润率(%),9.46,7.94,8.49,9.03,8.94,8.37,9.15,10.34,9.71,8.89,8.69,9.2,8.8,7.94,7.96,8.42,8.48,8.18,8.31,8.98,8.8,8.29,7.92,8.48,8.66,7.36,5.94,6.1, 主营业务成本率(%),61.82,60.99,60.37,60.91,60.53,60.27,59.51,59.42,59.89,59.96,59.75,60.18,60.3,60.38,60.47,60.8,60.49,60.77,59.99,59.62,59.79,60.23,60.22,60.25,59.72,61.34,62.76,64.06, 销售净利率(%),7.07,5.93,6.33,6.76,6.72,6.39,6.88,7.78,7.15,6.6,6.53,7.01,6.51,6.1,6.07,6.47,6.36,6.26,6.41,6.82,6.5,6.39,6.14,6.56,6.52,5.56,4.52,4.65, 净资产收益率(%),4.05,12.06,9.43,7.14,3.5,10.26,9.14,6.86,3.09,9.9,7.16,5.15,2.29,7.56,5.5,7.36,3.57,12.46,9.2,6.26,3.03,23.81,--,13.04,--,19.92,16.23,15.78, 股本报酬率(%),56.86,242.55,123.34,162.59,44.05,180.11,88.51,113.02,29.22,129.56,61.58,79.86,19.35,94.76,44.7,67.26,16.58,83.41,79.21,104.09,25.96,--,--,--,--,--,--,--, 净资产报酬率(%),4.36,19.52,10.12,13.68,3.81,16.28,8.84,12.37,3.22,14.78,7.24,9.58,2.3,11.55,5.58,14.03,3.6,18.81,9.27,11.81,3.05,35.45,--,25.01,--,30.93,16.33,15.96, 资产报酬率(%),2.2,10.02,5.64,7.56,2.06,8.63,4.89,8.15,2.08,9.83,4.94,6.89,1.66,8.14,3.95,8.09,2.15,10.95,5.47,7.9,1.97,16.88,--,12.52,--,15.13,8.22,6.74, 销售毛利率(%),--,--,--,39.09,39.47,39.73,40.49,40.58,40.12,40.04,40.25,39.82,39.7,39.62,39.53,39.2,39.51,39.23,40.01,40.38,40.21,39.77,39.78,39.75,40.28,38.66,37.24,35.94, 三项费用比重(%),28.63,30.73,30.88,29.77,30.15,31.49,31.29,30.67,30.09,30.99,30.67,29.81,30.18,31.18,30.79,30.02,30.3,30.31,30.84,30.62,30.36,30.52,30.9,30.33,30.57,30.39,30.36,29.09, 非主营比重(%),1.04,1.23,1.06,1.18,1.42,11.7,10.6,11.56,4.63,8.36,3.36,4.2,1.92,8.13,2.9,3.89,3.04,5.98,5.1,4.7,0.18,3.39,3.88,3.41,2.12,1.72,1.81,3.81, 主营利润比重(%),399.02,485.58,461.23,427.14,433.23,464.43,432.05,384.19,402.69,441.47,447.07,413.19,439.88,475.14,479.82,446.96,454.03,456.84,457.61,432.54,446.84,453.89,472.23,443.58,446.36,505.26,601.12,554.67,