报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2007-12-31, 总资产利润率(%),0.85,0.73,0.04,-0.37,-0.19,0.17,0.35,0.52,0.26,0.88,0.86,0.65,0.28,0.47,0.45,0.08,0.02,0.22,-0.46,-0.6,-0.47,-0.07,-1.03,-0.69,-0.43,0.26,-0.61,-0.3,0.02,0.39,0.49,0.45,0.27,0.54,-1.24,-1.33,-0.71,0.27,0.78,0.6,0.33,1.27,1.03,0.79,0.65,2.57,--,--,--,3.13,5.12, 主营业务利润率(%),8.36,5.2,5.75,5.97,7.85,5.77,5.19,5.69,6.73,7.75,7.64,6.94,8.93,6.37,6.11,6.32,8.45,6.9,5.7,5.28,7.09,5.31,6.79,9.01,8.04,6.06,6.66,6.67,8.19,8.41,9.23,10.08,11.01,13.07,12.34,9.67,12.54,13.72,13.97,13.82,13.19,14.65,14.23,15.34,16.44,17.87,17.17,--,--,18.13,22.09, 总资产净利润率(%),0.85,0.75,0.04,-0.38,-0.2,0.17,0.35,0.52,0.26,0.9,0.9,0.65,0.29,0.46,0.44,0.08,0.02,0.22,-0.47,-0.59,-0.48,-0.06,-0.98,-0.67,-0.43,0.27,-0.61,-0.3,0.02,0.4,0.49,0.46,0.26,0.57,-1.27,-1.35,-0.73,0.29,0.83,0.63,0.34,1.49,1.19,0.87,0.64,2.7,--,--,--,3.24,5.12, 成本费用利润率(%),3.71,0.93,0.32,-0.45,-0.61,0.39,0.46,0.83,0.96,0.86,1.3,1.35,1.76,0.92,1.47,0.49,0.85,0.94,-0.46,-1.03,-3.45,0.53,-1.98,-3.05,-4.62,1.51,-1.04,-0.86,0.31,1.05,1.58,2.03,2.62,1.98,-3.27,-5.98,-7.63,1.21,2.86,3.15,3.11,3.11,3.58,3.97,5.46,6.29,4.95,--,--,6.18,12.34, 营业利润率(%),3.71,1.01,0.34,-0.4,-0.45,0.5,0.54,0.91,1.05,1.03,1.43,1.5,1.88,1.49,0.19,-0.39,0.59,0.35,-0.61,-1.07,-3.46,-0.26,-2.1,-2.91,-4.73,-2.77,-1.71,-1.86,-1.02,0.59,0.85,1.12,1.91,-2.75,-4.1,-7.4,-9,0.27,1.59,1.68,1.8,2.03,2.2,3.26,4.68,4.73,3.45,--,--,4.34,9.88, 主营业务成本率(%),91.24,94.49,93.95,93.72,91.8,93.93,94.55,94.03,92.93,91.83,91.96,92.67,90.59,93.27,93.52,93.3,91.11,92.61,94.08,94.51,92.58,94.41,92.8,90.42,91.47,93.58,92.97,92.97,91.39,91.12,90.25,89.34,88.41,86.49,87.1,89.77,86.91,85.61,85.45,85.56,86.15,84.8,85.3,84.14,82.99,81.61,82.34,--,--,81.17,77.21, 销售净利率(%),2.84,0.49,0.04,-0.64,-0.9,0.1,0.26,0.63,0.78,0.68,0.94,1.04,1.35,0.41,0.63,0.2,0.11,0.25,-0.73,-1.37,-4.09,-0.09,-2.41,-3.63,-4.91,0.42,-1.4,-1.1,0.13,0.59,1.08,1.63,2.01,1.24,-3.84,-6.38,-8.72,0.57,2.1,2.44,2.7,2.61,2.89,3.1,4.2,4.95,3.8,--,--,5.05,9.68, 净资产收益率(%),2.35,2.3,0.31,-0.88,-0.36,1.59,1.58,1.68,0.93,3.12,2.99,2.48,1.19,2.47,2.06,0.64,0.29,1.36,-1.23,-1.64,-1.37,0.41,-3.13,-2.16,-1.5,1.52,-2.05,-0.97,0.13,1.43,1.68,1.51,0.87,1.66,-4.31,-4.35,-2.18,0.53,2.08,1.57,0.77,2.84,2.22,1.7,1.77,7.37,--,--,--,8.39,13.16, 股本报酬率(%),16.05,602.92,0.78,559.08,-3.67,535.96,6.3,507.2,4.72,480.11,16.38,521.8,5.97,620.12,9.29,611.26,0.37,577.22,-9.56,562.04,-9.67,538.1,-20.94,492.15,-13.43,666.59,-18.05,641.57,0.46,610.86,13.9,563.03,7.31,516.8,-32.35,452.9,-18.4,449.56,19.02,413.76,7.68,389.74,20.68,409.55,15.04,--,--,--,--,--,--, 净资产报酬率(%),2.34,89.69,0.12,85.03,-0.57,82.55,0.96,76.28,0.72,73.21,2.5,79.46,0.92,96.34,1.44,93.53,0.06,88.09,-1.46,87.98,-1.51,82.7,-3.32,77.19,-1.49,72.98,-2.03,71.15,0.05,67.12,1.52,61.09,0.8,56.89,-3.74,52.47,-2.11,50.99,2.12,44.08,0.83,42.35,2.27,38.62,1.64,58.9,--,--,--,53.24,13.31, 资产报酬率(%),0.85,31.92,0.04,28.87,-0.19,30.39,0.35,28.36,0.26,26.82,0.86,25.59,0.28,31.08,0.45,29.05,0.02,27.25,-0.46,28.61,-0.47,26.83,-1.03,23.03,-0.43,21.18,-0.61,21.38,0.02,20.91,0.49,19.65,0.27,18.67,-1.24,17.61,-0.71,18.04,0.78,17.26,0.33,18.36,1.03,18.51,0.65,22.44,--,--,--,20.71,5.12, 销售毛利率(%),--,--,--,--,--,--,--,5.97,7.07,--,8.04,8.25,10.58,6.73,7.45,6.7,8.89,7.39,5.92,5.49,7.42,--,7.2,9.58,8,--,7.03,7.03,8.61,--,9.75,10.66,11.59,--,12.9,10.23,13.09,--,14.55,14.44,13.85,15.2,14.7,15.86,17.01,18.39,17.66,--,--,18.83,22.79, 三项费用比重(%),4.73,3.69,4.84,5.52,7.47,4.65,4.15,4.35,5.35,6.15,5.66,6,7.98,6.07,6.26,6.72,8.1,5.98,6.08,5.92,10.72,6.95,8.73,11.73,12.65,8.6,8.3,8.46,9.18,7.76,8.42,8.85,9.07,15.68,16.51,16.99,21.49,13.2,12.48,12.19,11.42,12.7,12.13,11.99,11.71,12.96,13.35,--,--,12.97,12.68, 非主营比重(%),5.33,-8.46,-21.86,31.99,37.97,-31.58,-23.2,-13.09,-15.07,-28.15,-15.46,-13.35,-15.63,-54.53,102.14,188.15,54.69,63.1,-27.95,-0.62,4.41,440.05,3.17,11.94,4.54,275.42,-54.25,-104.28,416.71,44.52,49.11,40.08,23.9,236.89,-22.29,-14.35,-7.67,82.64,46.78,47.24,41.62,37.45,38.68,16.4,10.72,22.6,30.53,--,--,25.9,17.28, 主营利润比重(%),233.43,568.6,1824.09,-1326.63,-1301.14,1485.31,1149.38,695.53,713.03,910.81,601.79,517.11,510.74,693.81,415.45,1281.22,992.6,742.58,-1240.25,-507.42,-197.92,987.62,-335.95,-288.01,-166.3,391.1,-627.26,-757.56,2648.73,808.62,588.71,503.72,429.2,643.85,-362.68,-150.82,-150.96,1144.43,495.51,446.15,432.16,480,405.97,399.51,316.16,298.88,360.82,--,--,309.14,197.56,