报告日期,2022-03-31,2021-12-31,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2014-12-31,2014-03-31,2013-12-31,2012-12-31,2011-12-31, 总资产利润率(%),0.82,7.71,7.47,3.61,1.83,8.17,4.28,2.21,0.92,6.12,3.94,2.36,1.07,4.5,3.38,2.09,0.92,1.7,2.21,1.83,0.58,3.92,4.05,3.53,--,11.09,--,13.21,3.79,27.81,14.3,16.43, 主营业务利润率(%),31.82,32,32.03,32.49,33.67,36.8,37.34,37.29,36.47,35.8,35.73,34.76,33.76,32.01,31.88,30.67,28.92,30.61,29.08,31.73,31.86,33.54,34.45,35.31,35.84,37.55,37.01,36.37,35.46,38.07,40.16,41.12, 总资产净利润率(%),0.81,8.38,7.83,3.85,1.85,8.7,4.33,2.25,0.93,6.44,4.03,2.43,1.09,4.63,3.47,2.12,0.95,1.57,1.96,1.59,0.5,5.26,4.67,3.92,--,13.9,--,15.78,3.82,29.21,17.88,16.43, 成本费用利润率(%),9.95,18.86,23.75,20.67,21.49,22.02,17.01,15.12,13.82,15.28,13.39,12.71,10.52,10.23,11.26,10.18,8.32,3.81,7.19,8.04,6.11,12.48,13.43,16.3,19.19,24.97,19.46,20.06,18.51,33.43,25.42,27.99, 营业利润率(%),8.19,15.09,18.86,16.21,16.8,16.95,13.55,12.2,11.16,12.38,10.74,10.32,8.8,8.61,9.41,9.13,7.69,3.04,2.57,2.03,2.27,9.33,10.18,11.76,15.04,18.28,16.93,14.48,14.04,26.87,17.87,19.98, 主营业务成本率(%),66.81,66.75,66.36,66.39,65.11,62.03,60.91,60.39,59.69,62.5,62.44,63.17,64.23,66.47,66.63,67.69,69.75,67.7,69.45,66.71,67.33,64.72,64.8,63.89,63.19,61.53,62.17,62.88,63.03,61.19,58.97,57.89, 销售净利率(%),5.83,12.85,15.25,12.36,13.69,15.35,10.74,9.66,9.57,10.52,8.94,8.55,7.98,7.28,7.49,6.83,6.64,3.28,5.69,7.05,5.05,10.23,10.31,12.53,13.67,17.68,14.16,14.64,13.11,24.24,17.5,19.14, 净资产收益率(%),1.3,12.72,11.75,6.33,2.93,13.14,6.65,3.6,1.51,9.99,6.22,3.96,1.81,7.34,5.3,3.32,1.55,2.7,3.25,2.59,0.82,7.34,10.77,8.83,--,24.32,--,22.71,5.48,41.84,19.53,20.41, 股本报酬率(%),6.39,127.04,54.83,88.1,18.77,164.31,38.33,96.12,8.24,121.61,32.43,80.9,8.85,87.12,26.02,59.88,7.21,48.2,14.86,42.18,5.73,86.1,86.59,71.58,19.52,122.46,52.23,66.63,--,--,--,--, 净资产报酬率(%),1.3,26.34,11.75,20.19,2.93,26.44,6.65,17.28,1.51,22.67,6.22,16.25,1.81,18.37,5.3,12.57,1.55,10.54,3.25,9.07,0.82,12.47,19.97,16.87,--,31.66,--,22.78,5.48,41.83,19.27,20.41, 资产报酬率(%),0.82,15.96,7.47,11.51,1.83,16.43,4.28,10.61,0.92,13.88,3.94,9.67,1.07,11.26,3.38,7.91,0.92,6.63,2.21,6.41,0.58,6.67,7.52,6.73,--,14.44,--,13.21,3.79,27.81,14.3,16.43, 销售毛利率(%),--,--,--,--,--,--,--,--,--,--,--,36.83,35.77,33.53,33.37,32.31,30.25,--,30.55,33.29,32.67,35.28,35.2,36.12,36.81,38.47,37.83,37.12,36.97,38.81,41.03,42.11, 三项费用比重(%),14.03,12.2,11.28,10.86,11.94,14.1,17.36,18.43,17.46,16.66,15.87,15.87,17.53,16.2,15.99,20.71,21.83,27.91,26.18,29.65,30.35,22.81,23.5,22.35,20.89,18.18,19.5,20.24,19,22.63,20.49,19.86, 非主营比重(%),-0.04,0.53,-0.22,-0.05,-0.77,2.01,3.07,6.15,0.3,-0.53,0.43,0.7,0.13,-0.82,0.55,0.42,0.5,17.64,63.17,74.22,62.29,11.09,8.16,11.81,3.93,8.85,-5.28,14.34,9.21,48.92,13.79,9.34, 主营利润比重(%),388.71,211.54,170.21,200.58,200.21,216.16,274.24,303.93,325.8,289.66,332.92,337.19,383.06,371.58,336.74,334.57,374.14,824.92,416.51,403.12,529.51,301.13,288.16,248.87,219.58,186.51,230.59,216.21,229.35,134.64,196.71,186.58,