报告日期,2021-09-30,2021-06-30,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-06-30,2017-12-31,2017-06-30,2016-12-31,2016-06-30,2015-12-31,2015-06-30,2014-12-31,2013-12-31, 总资产利润率(%),1.7,1.28,0.44,6.72,8.94,5.76,--,17.88,--,7.47,--,17.36,8.8,13.44,1.54,15.78,3.25,8.84,1.1,7.63,13.38, 主营业务利润率(%),47.68,47.43,47.67,53.96,54.49,100,100,56.15,56.98,57.93,100,57.46,57.81,55.33,52.88,57.44,53.22,54.99,47.07,51.74,52.52, 总资产净利润率(%),1.67,1.24,0.44,9.23,9.41,5.71,--,19.27,--,7.25,--,18.26,8.78,14.58,1.44,16.65,3.12,9.41,1.09,8.3,13.38, 成本费用利润率(%),14.21,13.86,12.36,38.3,42.9,--,--,50.72,44.67,45.75,--,48.76,48.29,37.58,10.96,43.15,19.92,27.86,10.45,21.15,31.92, 营业利润率(%),12.22,12.13,11.97,25.74,28,29.72,--,31.59,28.81,28.91,--,31.21,31.11,26.47,10.33,25.9,13.78,18.57,0.77,17.57,23.68, 主营业务成本率(%),51.31,51.66,51.65,45.14,44.54,--,--,42.92,42.16,41.27,--,41.31,41.14,43.45,45.82,41.29,45.8,44.09,52.25,47.12,46.24, 销售净利率(%),10.19,10.53,9.29,22.51,24.55,26.53,--,27.13,24.43,24.85,--,26.72,26.76,22.7,8.01,25.57,13.16,17.45,6.77,13.93,19.39, 净资产收益率(%),1.85,1.45,0.49,7.44,11.16,6.83,--,22.55,--,9.07,--,23.23,10.38,17.86,2.01,21.13,4.46,12.6,1.72,10.72,17.47, 股本报酬率(%),11.81,35.39,3.14,73.01,43.48,24.8,0,104.96,38.89,26.41,0,65.1,29.59,45.4,3.82,44.94,7.66,--,--,--,--, 净资产报酬率(%),1.88,5.67,0.48,11.15,11.11,--,--,30.23,--,8.96,--,23.01,10.31,17.64,1.8,20.64,4.27,12.17,1.46,10.5,17.47, 资产报酬率(%),1.7,5.18,0.44,10.12,8.94,5.76,--,23.94,--,7.47,--,17.36,8.8,13.44,1.54,15.78,3.25,8.84,1.1,7.63,13.38, 销售毛利率(%),--,--,--,--,--,--,--,--,--,--,--,--,58.86,56.55,54.18,58.71,54.2,55.91,47.75,52.88,53.76, 三项费用比重(%),32.65,33.28,37.65,21.04,19.49,0,0,18.38,21.32,21.16,0,21.44,22.36,27.89,42.03,28.29,37.01,33.38,45.98,33.4,27.02, 非主营比重(%),4.69,2.9,-4.18,-0.19,-0.42,0,--,-0.07,-0.26,0.05,--,-0.04,0.19,2.9,-5.72,15.28,17.42,16,97.74,-0.09,0.94, 主营利润比重(%),395,398.53,428.71,210.05,195.4,335.49,--,177.88,198.27,200.27,--,184.22,185.45,202.95,541.09,187.9,318.87,251.79,455.4,299.55,220.87,