报告日期,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-06-30,1999-12-31,1999-06-30,1998-12-31,1998-06-30,1997-12-31,1997-06-30,1996-12-31,1996-06-30,1995-12-31,1995-06-30,1994-12-31,1994-06-30,1993-12-31,1992-12-31,1991-12-31,1990-12-31, 应收账款周转率(次),11.71,9.86,6.89,3.28,15.25,11.5,6.88,3.14,17.3,12.15,8.65,4.55,21.65,14.28,11.05,5.25,21.66,12.06,8.83,4.1,25.72,16.97,12.32,5.6,34.48,18.46,12.45,6.78,31.71,17.88,10.5,4.82,31.3,14.63,9.23,4.57,25.88,16.99,9.29,3.95,28.94,19.69,12.99,7.06,36.15,19.08,12.61,6.48,32.19,15.08,9.53,5.96,23.92,15.79,12.14,5.43,22.67,12.15,11.39,4.95,20.9,12.8,8.5,4.39,18.2,11.25,7.06,3.54,14.34,9.83,6.58,2.98,13.92,9.03,5.8,2.74,13.09,5.01,11.99,5.22,5.12,2.71,5.26,2.38,3.79,3.99,2.69,2.53,2.67,3.7,3.55,6.2,9.48,--,--,--, 应收账款周转天数(天),30.74,27.37,26.14,27.42,23.61,23.47,26.16,28.63,20.81,22.22,20.82,19.76,16.63,18.9,16.29,17.15,16.62,22.4,20.4,21.94,14,15.91,14.61,16.07,10.44,14.63,14.46,13.27,11.35,15.1,17.15,18.67,11.5,18.46,19.51,19.7,13.91,15.89,19.38,22.78,12.44,13.71,13.86,12.75,9.96,14.15,14.27,13.89,11.18,17.9,18.9,15.11,15.05,17.1,14.82,16.56,15.88,22.21,15.8,18.17,17.23,21.1,21.18,20.49,19.78,24,25.49,25.42,25.1,27.46,27.36,30.16,25.86,29.9,31.01,32.89,27.5,35.93,30.01,34.51,70.34,66.37,68.43,75.51,94.86,45.17,133.73,71.11,134.73,48.66,101.5,29.04,37.99,--,--,--, 存货周转率(次),2.08,1.4,0.93,0.47,1.95,1.37,0.92,0.49,1.99,1.48,1.02,0.5,2.15,1.59,1.1,0.57,2.51,1.84,1.25,0.64,2.72,1.89,1.31,0.67,2.7,1.89,1.26,0.6,2.44,1.71,1.1,0.53,2.43,1.68,1.15,0.54,2.53,1.64,1.15,0.65,3.2,2.19,1.76,0.89,3.39,2.63,1.94,0.89,3.42,2.7,1.9,0.74,3.41,2.33,1.56,0.86,3.95,2.92,1.86,0.92,4.11,2.97,2.05,0.97,4.15,3.13,2.07,0.97,4.08,2.89,1.99,0.94,3.56,2.48,1.58,0.75,3.09,1.35,2.78,1.4,0.82,0.57,1.45,0.71,3.17,0,27.9,0,2.27,0,0.81,0,1.54,--,--,--, 固定资产周转率(次),12.5,--,7.54,--,15.39,--,7.83,--,14.88,--,7.27,--,13.35,--,6.58,--,12.72,--,6.26,--,12.19,--,5.64,--,12.39,--,6.48,--,12,--,5.52,--,11.34,--,5.57,--,15.86,--,16.03,--,30.32,--,13.35,--,21.45,--,11.09,--,19.8,--,9.69,--,15.89,--,6.47,--,12.95,9.56,6.05,3.16,10.53,7.75,4.86,2.23,7.82,5.77,3.68,1.6,5.8,4.18,2.71,1.25,4.9,3.57,2.21,1.04,4.6,2.07,5.2,2.91,2.08,0.83,1.83,1.02,1.85,0.92,1.88,1.01,1.62,0.8,1.23,0.82,2.48,--,--,0.59, 总资产周转率(次),0.62,0.47,0.31,0.15,0.74,0.54,0.36,0.23,0.92,0.69,0.45,0.23,0.93,0.7,0.47,0.24,1.02,0.77,0.51,0.26,1.16,0.84,0.56,0.28,1.29,0.97,0.65,0.31,1.34,0.96,0.63,0.3,1.39,0.96,0.64,0.3,1.35,0.92,0.62,0.31,1.48,1.01,0.7,0.34,1.31,1,0.67,0.3,1.47,1.28,0.89,0.38,1.63,1.1,0.71,0.36,1.69,1.24,0.84,0.43,1.71,1.24,0.83,0.4,1.58,1.18,0.77,0.34,1.37,0.99,0.66,0.31,1.25,0.89,0.57,0.26,1.1,0.48,1.04,0.52,0.43,0.23,0.51,0.28,0.46,0.21,0.37,0.2,0.35,0.19,0.32,0.21,0.49,--,--,0.59, 存货周转天数(天),173.01,192.87,193.36,191.82,184.67,196.39,194.87,182.08,181.05,182.65,176.06,180.11,167.63,170.33,163.8,158.93,143.64,146.57,144,140.34,132.55,142.83,137,133.51,133.44,143.01,143.18,150.5,147.61,158.02,163.86,170.94,148.39,160.7,156.06,167.94,142.35,164.89,156.48,137.89,112.5,123.33,102.42,101.06,106.33,102.55,92.79,101.59,105.27,99.88,94.92,121.67,105.45,115.64,115.16,104.94,91.03,92.35,96.87,97.74,87.51,90.94,87.72,92.81,86.85,86.31,86.88,92.47,88.13,93.54,90.47,95.44,101.01,108.73,114.21,119.36,116.68,133.25,129.3,128.52,440.53,314.74,247.56,252.28,113.59,--,12.9,--,158.83,--,444.39,--,233.64,--,--,--, 总资产周转天数(天),576.55,574.35,571.97,588.24,485.63,497.79,505.19,395.26,391.43,389.5,397.44,399.82,387.1,384.4,380.95,379.75,352.42,349.2,351.01,342.47,309.28,323.08,320.91,318.58,279.57,279.79,278.64,287.63,267.98,280.49,285.35,300,259.8,281.34,282.4,303.23,266.11,293.64,290.28,290.04,243.65,267.06,256.37,264.63,274.64,269.17,268.74,302.11,245.33,211.14,202.59,235.05,220.94,245.66,253.27,250.28,212.85,217.39,214.8,209.89,211.09,218.01,217.94,227.16,227.56,228.52,234.19,262.77,263.18,273.25,274.22,292.87,288.51,303.85,318.53,343.64,327.27,373.13,346.99,346.55,831.02,797.17,704.91,632.47,784.83,837.6,974.03,919.31,1018.96,956.94,1141.41,850.66,738.46,--,--,609.03, 流动资产周转率(次),0.7,0.52,0.35,0.17,0.82,0.63,0.41,0.25,1.02,0.77,0.5,0.25,1.03,0.78,0.53,0.26,1.15,0.87,0.58,0.3,1.34,0.97,0.65,0.33,1.51,1.13,0.76,0.37,1.61,1.15,0.75,0.36,1.69,1.17,0.78,0.36,1.65,1.1,0.74,0.37,1.77,1.19,0.85,0.41,1.51,1.15,0.76,0.33,1.63,1.46,1.01,0.44,1.9,1.3,0.85,0.43,2.09,1.55,1.06,0.54,2.26,1.64,1.11,0.54,2.28,1.73,1.13,0.51,2.1,1.54,1.03,0.48,1.96,1.39,0.88,0.41,1.87,0.79,1.68,0.84,0.69,0.47,0.97,0.5,0.81,0.38,0.62,0.31,0.55,0.29,0.47,0.31,0.76,1.38,1.25,112.96, 流动资产周转天数(天),516.57,517.94,513.99,530.97,436.79,430.21,440.64,353.77,353.08,352.25,360.29,362.76,349.21,346.42,342.73,341.17,313.02,309.85,310.13,301,268.8,279.79,277.48,274.89,238.77,237.97,236.1,243.7,224.3,233.89,238.51,249.17,212.92,231.68,230.65,247.39,218.69,245.95,242.72,241.81,203.23,227.22,212.14,221.62,238.38,234.76,237.15,275.23,220.41,185.22,177.43,205.1,189.4,208.08,212.41,208.87,171.85,174.75,169.92,166.33,159.24,164.86,162.06,166.21,157.64,156.25,158.76,176.26,171.04,175.85,174.2,188.88,183.87,194.92,204.01,220.59,192.94,226.67,214.12,215.31,520.83,385.69,371.29,358.57,444.55,471.82,578.96,573.43,656.22,630.69,760.14,574.53,474.75,260.06,288.35,3.19, 经营现金净流量对销售收入比率(%),0.12,0.15,0.15,0.06,0.07,0.01,-0.03,-0.04,0.1,0.11,0.15,0.05,0.05,0.07,0.08,-0.15,0.13,0.17,0.2,0.18,0.11,0.13,0.2,0.18,0.08,0.1,0.13,0.16,0.02,0.04,0.05,-0.01,0.06,0.05,0.08,-0.05,-0.04,-0.05,-0.03,-0.17,0.04,-0.05,-0.03,-0.04,0.06,0.07,0.19,0.06,0.14,0.04,-0,-0.09,0.01,0.04,0.08,0.14,0.09,0.07,0.05,0.13,0.12,0.09,0.11,-0.04,0.09,0.05,0.02,0.05,0.13,0.12,0.07,-0.12,0.1,0,0.03,--,0.09,-0.12,0.13,0.08,0.17,-0.04,0.24,--,--,--,--,--,--,--,0,--,--,--,--,--, 资产的经营现金流量回报率(%),0.07,0.07,0.05,0.01,0.04,0,-0.01,-0.01,0.09,0.07,0.07,0.01,0.04,0.05,0.04,-0.03,0.12,0.12,0.1,0.05,0.11,0.1,0.11,0.05,0.1,0.09,0.08,0.05,0.03,0.04,0.03,-0,0.07,0.04,0.05,-0.01,-0.05,-0.04,-0.02,-0.05,0.06,-0.04,-0.02,-0.01,0.08,0.06,0.12,0.02,0.16,0.05,-0,-0.03,0.02,0.04,0.05,0.05,0.13,0.07,0.04,0.05,0.18,0.1,0.08,-0.02,0.13,0.05,0.02,0.02,0.16,0.12,0.04,-0.04,0.13,0,0.02,--,0.1,-0.06,0.13,0.04,0.06,-0.01,0.12,--,--,--,--,--,--,--,0,--,--,--,--,--, 经营现金净流量与净利润的比率(%),0.69,0.82,0.93,0.38,0.5,0.04,-0.2,-0.34,0.8,0.76,1.21,0.4,0.37,0.47,0.59,-1.2,1.02,1.18,1.51,1.49,0.79,0.9,1.55,1.48,0.64,0.71,1.02,1.32,0.15,0.27,0.4,-0.06,0.5,0.4,0.64,-0.47,-0.37,-0.43,-0.29,-1.81,0.47,-0.47,-0.28,-0.52,0.76,0.85,2.55,0.8,1.74,0.54,-0,-1.23,0.18,0.51,0.89,1.53,1.05,0.69,0.49,1.33,1.22,0.85,1.05,-0.42,0.96,0.51,0.25,0.51,1.43,1.23,0.66,-1.25,1.15,0,0.32,--,1,-1.04,1.97,1.16,1.14,-0.17,1.18,--,--,--,--,--,--,--,0,--,--,--,--,--, 经营现金净流量对负债比率(%),0.23,0.26,0.19,0.04,0.18,0.01,-0.04,-0.03,0.25,0.21,0.2,0.03,0.12,0.14,0.11,-0.1,0.34,0.37,0.29,0.16,0.38,0.32,0.38,0.16,0.31,0.35,0.3,0.16,0.09,0.11,0.08,-0.01,0.22,0.11,0.12,-0.03,-0.13,-0.09,-0.04,-0.11,0.13,-0.1,-0.04,-0.03,0.19,0.16,0.29,0.05,0.46,0.09,-0,-0.07,0.04,0.08,0.1,0.1,0.28,0.14,0.08,0.11,0.41,0.2,0.18,-0.04,0.32,0.13,0.04,0.04,0.43,0.3,0.11,-0.08,0.29,0,0.04,--,0.22,-0.13,0.29,0.09,0.12,-0.04,0.56,--,--,--,--,--,--,--,0,--,--,--,--,--, 现金流量比率(%),24.49,30.16,22.24,4.83,21.89,1.42,-4.22,-2.96,25.82,26.46,25.33,4.27,15.36,17.32,13.74,-12.86,44.32,49.91,40.17,19.14,46.61,39.77,47.94,20.61,40.27,36.45,31.24,17.31,9.34,11.85,8.12,-0.57,23.01,11.21,12.77,-3.62,-13.4,-9.65,-4.45,-12.1,14.26,-10.96,-4.53,-3.46,21.03,15.95,28.9,4.62,46.68,9.23,-0.06,-7.41,4.32,8.07,10.4,9.98,28.96,14.84,8.08,11.65,42.49,20.77,19.01,-4.2,34.74,13.98,3.97,4.22,47.12,32.79,11.79,-9,31.13,0,4.45,--,23.03,-14.06,30.32,9.53,12.7,-7.56,95.02,--,--,--,--,--,--,--,0,--,--,--,--,--,