报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),10.16,7.36,2.63,11.66,13.94,9.41,3.18,12.78,8.63,5.55,2.29,2.31,0.4,-1.17,-0.27,7.92,7.11,4.93,2.4,8.79,6.9,4.34,2,13.73,--,--,--,16.55,17.38,20.17,18.54, 主营业务利润率(%),31.67,32.54,30.21,36.48,37.68,37.14,34.91,34.19,32.14,30.39,29.14,18.53,16.15,13.3,14.06,23.73,25.38,25.14,25.15,25.95,27.02,25.13,24.26,26.81,27.01,26.85,27.37,30,27.91,31.59,29.63, 总资产净利润率(%),10.57,7.51,2.65,16.72,16.61,10.35,3.28,13.98,9.11,5.69,2.32,2.29,0.39,-1.12,-0.26,8.55,7.56,5.08,2.45,11.17,8.68,5.37,2.44,15.16,--,--,--,18.21,20.28,21.57,18.54, 成本费用利润率(%),38.05,38.14,31.07,41.81,42.7,40.73,36.05,29.73,28.36,26.63,22.25,5.43,1.43,-5.16,-2.39,17.01,21.05,20.81,22.22,21.77,23.77,20.69,20.83,21.97,22.88,24.32,25.96,26.25,25.53,28.99,26.17, 营业利润率(%),26.48,26.21,21.88,28.1,27.99,26.86,24.57,20.75,20.31,19.75,17.07,4.6,1.12,-5.36,-2.39,13.99,16.71,16.04,17.87,16.91,18.27,15.99,16.58,17.1,17.85,18.64,20.24,19.89,19.64,22,20.11, 主营业务成本率(%),68.03,67.16,69.47,63.14,61.96,62.5,64.75,65.28,67.3,69,70.37,80.49,82.9,85.56,85.04,76,74.39,74.55,74.45,73.63,72.67,74.66,75.26,72.6,72.37,72.29,71.55,69.47,71.75,67.5,70.03, 销售净利率(%),23.02,22.41,18,24.61,23.78,22.86,20.82,18.27,17.24,16.79,14.48,4.19,1.01,-4.51,-2.05,12.66,14.6,14.55,15.6,14.75,15.8,14.29,14.68,15.35,15.87,16.71,17.54,17.68,17.21,18.92,17.24, 净资产收益率(%),12.23,8.83,3.16,14.28,20.78,12.82,4.05,16.03,10.68,6.77,2.77,2.8,0.5,-1.43,-0.33,10.21,9.07,6.08,2.91,10.58,8.29,5.16,2.36,17.97,--,--,--,21.43,23.42,25.34,29.2, 股本报酬率(%),91.67,118.47,31.03,203.17,103.28,122.95,23.77,172.68,56.24,109.63,13.6,82.29,2.27,52.9,-1.53,93.49,41.5,63.3,38.5,218.76,103.73,123.91,27.68,232.04,122.66,88.34,42.58,202.74,--,--,--, 净资产报酬率(%),12.23,16.42,3.16,21.37,20.78,27.3,4.05,30.75,10.68,21.93,2.77,17.27,0.5,11.85,-0.33,20.43,9.07,14.29,2.91,17.05,8.29,10.24,2.36,25.69,--,--,--,27.36,27.41,25.34,29.2, 资产报酬率(%),10.16,13.7,2.63,17.45,13.94,20.04,3.18,24.52,8.63,17.96,2.29,14.22,0.4,9.68,-0.27,15.85,7.11,11.6,2.4,14.18,6.9,8.61,2,19.63,--,--,--,21.13,20.35,20.17,18.54, 销售毛利率(%),--,--,--,--,--,--,--,--,--,31,29.63,--,17.1,14.44,14.96,--,25.61,25.45,25.55,--,27.33,25.34,24.74,27.4,27.63,27.71,28.45,30.53,28.25,32.5,29.97, 三项费用比重(%),1.63,1.68,0.83,3.71,3.21,3.11,2.93,4.63,3.93,4.72,5.92,4.56,4.54,14.26,13.45,9.2,7.84,7.87,8.03,8.31,8.21,7.69,7.42,8.55,8.34,7.49,6.76,8.86,7.22,8.58,8.11, 非主营比重(%),0.32,0.03,0.21,0.88,0.22,1.15,1.29,1.72,0.08,0.48,-0.14,-0.22,28.73,-7.53,-9.12,5.23,5.33,9.28,7.99,8.53,7.7,7.33,4.28,4.81,4.12,4.92,1.79,3.93,3.03,1.42,2.62, 主营利润比重(%),119,123.36,137.69,129.77,134.65,138.21,142.34,163.26,157.84,153.53,170.62,396.47,1279.19,-255.29,-591.94,163.27,146.23,146.05,136.54,144.7,139.96,147.15,140.05,149.3,145.12,136.93,132.8,144.9,137.84,141.55,144.28,