报告日期,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2011-03-31,2010-12-31,2010-09-30,2010-06-30,2010-03-31,2009-12-31,2009-09-30,2009-06-30,2009-03-31,2008-12-31,2008-09-30,2008-06-30,2008-03-31,2007-12-31,2007-09-30,2007-06-30,2007-03-31,2006-12-31,2006-09-30,2006-06-30,2006-03-31,2005-12-31,2005-09-30,2005-06-30,2005-03-31,2004-12-31,2004-09-30,2004-06-30,2004-03-31,2003-12-31,2003-09-30,2003-06-30,2003-03-31,2002-12-31,2002-09-30,2002-06-30,2002-03-31,2001-12-31,2001-06-30,2000-12-31,2000-06-30,1999-12-31,1998-12-31,1997-12-31, 应收账款周转率(次),0.52,2.39,1.86,1.14,0.58,2.68,1.87,1.25,0.64,2.92,1.73,1.26,0.63,2.78,1.73,1.19,0.69,3.72,2.04,1.33,0.92,4.94,3.11,2.16,0.98,4.94,2.98,2.04,0.99,4.65,3.12,2.05,1.01,5.02,3.22,2.38,1.16,5.03,3.38,2.17,1,5.01,3.36,2.66,1.26,6.1,3.65,2.65,1.2,5.24,3.11,2.08,0.96,5.11,3.46,2.18,1.12,5.37,3.03,2.21,0.98,5.57,3.43,2.33,1.3,5.66,3.24,2.23,--,6.2,4.04,2.91,1.34,7.01,3.01,6.82,3.07,6.6,7.37,6.98, 应收账款周转天数(天),173.98,150.94,145.31,157.88,156.36,134.36,144.21,144.25,140.65,123.24,155.93,142.57,143.82,129.7,156.13,150.73,130.74,96.8,132.1,135.17,98.22,72.9,86.78,83.43,91.98,72.85,90.53,88.43,90.46,77.44,86.48,87.89,88.7,71.66,83.92,75.54,77.43,71.58,79.81,83.1,90.08,71.83,80.37,67.61,71.31,59.02,74.06,67.93,74.96,68.67,86.72,86.67,93.66,70.48,78.12,82.65,80.42,67.1,89.24,81.53,91.66,64.63,78.83,77.42,69.47,63.59,83.38,80.54,--,58.1,66.89,61.76,67.31,51.36,59.85,52.79,58.71,54.54,48.84,51.59, 存货周转率(次),0.83,3.62,2.6,1.71,0.81,3.38,2.28,1.49,0.73,3.22,2.31,1.5,0.71,2.67,1.68,1.01,0.51,2.28,1.67,1.1,0.55,2.75,1.9,1.16,0.57,2.75,1.86,1.17,0.61,2.51,1.85,1.21,0.55,2.34,1.55,1.03,0.47,2.37,1.59,1.07,0.46,2.52,1.87,1.16,0.54,2.25,1.73,1.13,0.51,1.73,1.24,0.9,0.34,1.55,1.09,0.81,0.35,1.68,1.28,0.73,0.39,1.89,1.36,0.94,0.45,2.1,1.69,1.08,--,3.24,2.41,1.59,0.87,5.26,2.67,5.62,2.6,4.76,6.01,5.83, 固定资产周转率(次),--,0.62,--,0.3,--,0.5,--,0.22,--,0.42,--,0.18,--,0.36,--,0.16,--,0.43,--,0.21,--,0.52,--,0.24,--,0.55,--,0.26,--,0.62,--,0.3,--,0.6,--,0.27,--,0.58,--,0.27,--,0.56,--,0.25,--,0.5,--,0.23,--,0.41,--,0.18,--,0.4,0.29,0.19,0.09,0.45,0.36,0.22,0.1,0.55,0.46,0.29,0.13,0.61,0.42,0.26,--,0.7,0.65,0.39,0.17,1.18,0.57,1.36,0.61,1.22,2.04,1.08, 总资产周转率(次),0.06,0.27,0.2,0.13,0.06,0.25,0.18,0.11,0.05,0.24,0.17,0.11,0.05,0.24,0.17,0.11,0.05,0.27,0.2,0.13,0.06,0.32,0.24,0.15,0.07,0.32,0.23,0.15,0.07,0.35,0.29,0.19,0.09,0.38,0.26,0.17,0.08,0.35,0.24,0.16,0.07,0.34,0.25,0.16,0.07,0.3,0.2,0.13,0.06,0.24,0.17,0.11,0.05,0.24,0.18,0.12,0.05,0.25,0.19,0.11,0.05,0.26,0.18,0.12,0.05,0.26,0.19,0.12,0.05,0.27,0.22,0.13,0.06,0.29,0.13,0.39,0.29,0.65,0.96,1.08, 存货周转天数(天),108.75,99.48,104.01,105.1,111.06,106.54,118.32,120.78,123.9,111.75,116.89,120,126.44,134.66,160.47,177.44,176.85,158.2,161.29,164.29,162.78,130.7,142.32,155.27,158.62,130.98,144.81,154.47,148.74,143.24,146.14,149.06,162.78,153.55,173.9,175.2,191,151.75,170.12,168.74,195.78,142.61,144.4,155.66,167.07,160.35,156.41,159.35,175.34,208.24,218.41,200.65,261.02,232.39,246.91,222.5,259.22,213.7,210.89,245.94,230.59,190.18,199.04,191.43,200.8,171.74,160.13,167.19,--,111.14,111.92,113.38,102.97,68.45,67.53,64.09,69.13,75.59,59.92,61.76, 总资产周转天数(天),1601.42,1323.53,1357.47,1382.49,1543.74,1424.61,1513.45,1581.72,1757.81,1490.68,1598.58,1614.35,1657.46,1513.88,1609.06,1663.59,1757.81,1314.35,1356.78,1433.12,1442.31,1114.9,1141.17,1186.55,1306.24,1117.67,1158.8,1240.52,1296.83,1029.45,928.79,954.4,1013.51,953.64,1034.88,1044.69,1153.85,1027.98,1112.48,1110.43,1209.68,1073.03,1090.03,1144.31,1216.22,1219.93,1341.95,1380.37,1449.28,1488.83,1559.79,1643.84,1855.67,1483.31,1513.45,1553.06,1727.45,1449.86,1445.4,1580.33,1744.19,1407.35,1465.8,1547.72,1639.34,1395.35,1404.79,1541.1,1714.29,1341.78,1232.88,1348.31,1515.15,1241.81,1367.78,932.16,621.98,550.71,373.1,332.23, 流动资产周转率(次),0.15,0.72,0.51,0.35,0.16,0.75,0.56,0.36,0.16,0.79,0.54,0.36,0.19,0.82,0.57,0.38,0.18,0.97,0.68,0.46,0.23,1.2,0.88,0.59,0.26,0.95,0.65,0.39,0.18,0.94,0.97,0.63,0.29,1.27,0.89,0.59,0.27,1.18,0.82,0.54,0.25,1.1,0.8,0.51,0.24,0.96,0.62,0.4,0.19,0.78,0.51,0.35,0.15,0.74,0.57,0.35,0.16,0.66,0.51,0.29,0.13,0.59,0.43,0.25,0.12,0.55,0.41,0.25,0.23,0.49,0.39,0.24,0.1,0.41,0.18,0.55,0.57,1.56,2.24,199.51, 流动资产周转天数(天),618.56,502.37,527.14,507.9,562.5,482.12,485,495.73,558.31,456.85,501.77,502.23,482.32,437.26,476.27,468.99,493.42,369.99,395.37,391.05,397.18,299.35,305.53,304.88,344.04,378.59,413.35,464.88,509.34,381.64,278.29,286.21,309.07,284.02,304.09,302.78,332.84,305.68,329.59,335.63,360,326.53,338.77,349.79,368.7,373.21,435.84,445.43,473.68,458.83,524.88,514.73,611.83,487.01,477.79,515.17,575.08,546.03,524.58,611.41,699.3,614.33,628.2,726.39,751.88,659.95,659.18,722.02,399.82,736.65,689.3,749.06,888.45,888.67,997.78,651.7,316.07,230.56,160.49,1.8, 经营现金净流量对销售收入比率(%),1,0.49,0.48,0.18,0.3,0.16,0.08,-0.13,-0.27,-0.06,-0.48,0.25,0.3,0.25,0.03,-0.08,0.18,0.25,0.02,-0.21,0.14,0.2,0.13,0.05,-0.13,0.26,0.05,0.14,-0.13,0.19,0.14,0.14,0.14,0.2,0.03,-0.01,-0.12,0.34,0.27,0.15,0.15,0.17,0.12,0.18,0.12,0.21,0.1,0.03,-0.26,0.36,0.33,0.29,-0.11,0.2,0.17,0.24,-0.07,0.11,0.06,0.04,0.01,0.24,0.08,0.03,0.36,0.15,0.32,0.44,0.09,0.15,0,-0.11,0,0.2,0.15,0.19,0.47,0.06,--,--, 资产的经营现金流量回报率(%),0.06,0.13,0.09,0.02,0.02,0.04,0.01,-0.01,-0.01,-0.01,-0.07,0.03,0.02,0.06,0,-0.01,0.01,0.07,0,-0.03,0.01,0.06,0.03,0.01,-0.01,0.08,0.01,0.02,-0.01,0.06,0.04,0.03,0.01,0.07,0.01,-0,-0.01,0.12,0.06,0.02,0.01,0.06,0.03,0.03,0.01,0.06,0.02,0,-0.02,0.08,0.06,0.03,-0.01,0.05,0.03,0.03,-0,0.03,0.01,0.01,0,0.06,0.01,0,0.02,0.04,0.06,0.05,0,0.04,0,-0.01,0,0.06,0.02,0.05,0.13,0.04,--,--, 经营现金净流量与净利润的比率(%),14.39,3.63,3.53,1.5,4.66,1.47,0.81,-1.64,-4.44,-0.78,-4.71,3.38,6.59,3.24,0.29,-1,2.33,1.89,0.13,-1.39,1.08,1.29,0.73,0.32,-1.03,1.56,0.28,0.9,-0.81,1.41,0.97,1,0.9,1.4,0.22,-0.09,-0.7,2.4,1.73,0.98,0.78,1.24,0.77,1,0.38,1.48,0.91,0.37,-2.38,2.19,2.6,4.18,-1.02,1.36,1.36,5.98,-0.7,0.57,0.3,0.26,0.08,1.2,0.36,0.15,1.86,0.7,1.36,2.2,0.65,0.81,0,-0.69,0,1.02,0.72,1.13,2.84,0.35,--,--, 经营现金净流量对负债比率(%),0.16,0.31,0.22,0.05,0.04,0.09,0.03,-0.03,-0.03,-0.03,-0.16,0.07,0.04,0.14,0.01,-0.02,0.02,0.15,0.01,-0.07,0.02,0.15,0.09,0.02,-0.03,0.22,0.02,0.05,-0.02,0.13,0.12,0.08,0.04,0.2,0.03,-0.01,-0.03,0.34,0.17,0.07,0.03,0.14,0.08,0.08,0.02,0.16,0.04,0.01,-0.04,0.2,0.13,0.08,-0.01,0.13,0.08,0.07,-0.01,0.07,0.03,0.01,0,0.17,0.04,0.01,0.07,0.13,0.16,0.12,--,0.11,0,-0.05,0,0.31,0.06,0.22,0.25,0.07,--,--, 现金流量比率(%),30.9,52.92,36.57,10.37,10.79,26.74,10.22,-10.51,-10.09,-8.48,-49.41,18.57,9.62,32.96,2.85,-6.36,7.34,43.07,2.65,-19.57,7.59,48.23,25,5.97,-6.62,55.08,7.19,13.83,-9.77,48.52,44.99,26.43,12.32,64.59,11.58,-3.26,-13.19,137.01,64.51,23.96,12.27,45.99,23.27,24.52,8.98,56.48,11.07,2,-10.19,39.74,13.3,7.64,-1.25,12.92,10.9,8.9,-0.99,7.63,3.26,1.46,0.16,17.13,4.34,1.03,6.58,13,16,12.48,--,11,0,-5.22,0,31.53,5.87,22.37,26.08,7.5,--,--,