报告日期,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2015-12-31,2014-12-31,2013-12-31, 总资产利润率(%),2.18,0.87,6.09,3.33,1.96,0.91,6.6,4.02,2.36,1.26,7.43,6.81,4.57,2,9.65,8.19,5.05,--,10.32,--,2,5.52,4.54,15.25, 主营业务利润率(%),36.54,36.6,40.31,40.34,40.13,41.3,40.96,43.21,42.1,44.11,46.46,47.17,46.11,43.91,46.02,46.9,44.8,38.61,43.7,43.39,39.3,38.41,38.57,44.05, 总资产净利润率(%),2.17,0.86,6.73,3.57,1.96,0.9,6.66,3.9,2.29,1.2,9.36,7.06,4.49,1.94,12.64,8.85,5.22,--,12,--,2.13,5.8,4.74,15.25, 成本费用利润率(%),22.16,21.96,26.73,25.31,23.11,24.97,28.46,30.41,27.41,30.9,48.72,49.98,44.05,40.45,43.38,40,32.82,33.87,37.51,26.21,16.85,18.37,14.36,42.36, 营业利润率(%),16.81,17.28,19.01,18.47,17.5,18.29,19.94,21.52,19.75,21.96,28.83,31.31,30.27,28.48,29.27,27.25,22.99,25.28,27.44,20.17,13.62,14.7,11.52,22.11, 主营业务成本率(%),62.43,62.37,58.74,58.71,58.82,57.42,58.02,55.81,56.79,54.78,52.35,51.94,52.88,54.94,53.04,52.12,54.14,60.21,55.22,55.5,59.64,59.84,59.68,52.27, 销售净利率(%),14.15,14.39,16.48,15.43,14.49,15.49,17.28,18.07,16.43,18.2,26.51,27.56,26.21,23.64,24.62,22.71,19.1,21.27,21.93,16.55,11.31,12.34,9.91,26.67, 净资产收益率(%),4.44,1.77,12.73,6.95,3.6,1.65,12.32,6.92,4.19,2.18,14.45,10.48,6.56,2.84,14.99,16.39,9.94,--,20.41,--,3.91,9.57,8.87,28.77, 股本报酬率(%),105.94,18.92,207.38,69.37,102.63,19.19,217.15,80.05,115.09,34.03,327.41,135.18,148.64,62.44,454.77,223.92,293.18,63,--,--,--,--,--,--, 净资产报酬率(%),11.47,1.72,19.12,6.81,10.37,1.61,18.37,6.71,9.91,2.1,19.49,10.48,12,2.84,21.32,16.39,23.12,--,33.71,--,3.91,9.57,8.87,28.77, 资产报酬率(%),5.75,0.87,9.33,3.33,5.71,0.91,10.08,4.02,5.75,1.26,10.45,6.81,8.37,2,13.72,8.19,11.75,--,17.04,--,2,5.52,4.54,15.25, 销售毛利率(%),--,--,--,--,--,--,--,--,43.21,45.22,--,48.06,47.12,45.06,46.96,47.88,45.86,39.79,44.78,44.5,40.36,40.16,40.32,47.73, 三项费用比重(%),12.46,15.42,11.25,13.21,15.62,14.85,12.52,14.47,14.37,15.3,9.5,10.2,14.95,14.38,13.45,15.03,14.8,13.32,16.76,20.35,19.08,18.97,22.35,19.49, 非主营比重(%),3.29,4.61,1.31,2.23,3.96,2.25,5.93,4.86,8.24,1.4,8.26,3.11,3.58,2.45,-0.67,-0.8,-0.92,0.09,0.21,0.53,-1.65,1.64,5.59,28.27, 主营利润比重(%),217.24,211.45,212.59,218.73,229.97,224.85,201.06,199.41,212.52,200.53,151.31,149.71,152.05,154.06,157.36,172.12,194.97,152.56,159.45,215.12,292.31,259.45,320.55,137.86,