报告日期,2019-12-31,2018-12-31,2017-12-31,2016-12-31,2015-12-31,2014-12-31,2013-12-31,2012-12-31,2011-12-31,2010-12-31,2009-12-31,2008-12-31,2007-12-31,2006-12-31,2005-12-31,2004-12-31,2003-12-31,2002-12-31,2001-12-31,2000-12-31,1999-12-31, 应收账款周转率(次),12.94,24.84,24.4,40.56,35.1,20.48,18.55,23.96,49.69,101.67,92.52,143.88,189.38,41.92,25.99,32.64,21.59,59.2,37.29,10.12,3.08, 应收账款周转天数(天),27.83,14.5,14.76,8.88,10.26,17.58,19.41,15.03,7.24,3.54,3.89,2.5,1.9,8.59,13.85,11.03,16.67,6.08,9.66,35.56,116.97, 存货周转率(次),4.78,8.63,6.62,9.15,7.55,6.96,7.11,6.64,8.41,7.99,6.29,9.04,7.46,6.72,10.91,13.07,7.84,8.28,7.4,8.52,4.29, 固定资产周转率(次),0.38,0.74,0.82,1.16,0.89,0.98,1.04,1.09,1.59,1.75,1.38,2.14,2.28,1.33,1.02,1.29,1.47,1.24,1.2,1.04,0.36, 总资产周转率(次),0.24,0.48,0.44,0.54,0.39,0.37,0.41,0.46,0.72,0.89,0.68,0.95,1.14,0.83,0.66,0.65,0.42,0.66,0.89,0.78,0.36, 存货周转天数(天),75.33,41.73,54.4,39.33,47.67,51.7,50.63,54.19,42.82,45.06,57.25,39.84,48.24,53.54,32.99,27.55,45.94,43.48,48.67,42.24,83.87, 总资产周转天数(天),1476.62,742.57,811.18,664.7,930.23,963.86,882.14,791.21,499.72,406.09,529.33,377.79,315.13,433.73,548.78,556.93,853.28,545.45,406.32,462.96,994.2, 流动资产周转率(次),1.09,2.26,1.94,2.32,1.79,1.49,1.31,1.24,1.78,2.23,2.04,2.91,3.2,3.17,3.33,3.54,1.9,2.61,4.67,3.81,163.18, 流动资产周转天数(天),330.03,159.33,185.27,154.98,201.41,241.68,274.75,289.58,202.08,161.68,176.53,123.72,112.4,113.4,108.25,101.69,189.18,138.09,77.12,94.38,2.21, 经营现金净流量对销售收入比率(%),0.13,0.07,0.04,0.06,0.09,0.15,0.05,0.05,0.01,0.01,0.04,0.15,0.11,0.02,0.16,0.11,0.13,0.2,0.15,0.23,0, 资产的经营现金流量回报率(%),0.03,0.04,0.02,0.03,0.03,0.06,0.02,0.02,0.01,0.01,0.02,0.12,0.1,0.01,0.1,0.05,0.04,0.1,0.13,0.18,0, 经营现金净流量与净利润的比率(%),20.59,--,--,4.78,--,--,--,5.37,0.94,0.46,0.83,5.46,1.02,0.26,6.78,2.38,1.23,2.07,1.88,3.42,0, 经营现金净流量对负债比率(%),0.04,0.04,0.03,0.04,0.04,0.08,0.03,0.03,0.01,0.01,0.03,0.16,0.17,0.02,0.15,0.07,0.06,0.23,0.2,0.26,0, 现金流量比率(%),4.98,5.4,4.56,4.89,6.28,11.95,4.18,5.38,1.58,1.51,4.23,16.48,18.57,2.24,15.73,9.73,7.1,37.86,23.88,55.48,0,