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, 应收账款周转率(次),2.58,3.2,2.61,2.82,1.91,2.23,2.27,2.22,2.6,2.15,2.15,2.52,2.9,1.93, 应收账款周转天数(天),139.71,112.45,137.89,127.66,188.74,161.27,158.39,162.2,138.37,167.65,167.33,142.94,124.28,186.25, 存货周转率(次),0.81,1.08,1.22,1.28,1.04,1.23,1.28,1.17,1.44,1.65,1.66,1.82,2.06,1.14, 固定资产周转率(次),0.7,1.11,1.22,1.15,0.71,0.81,0.78,0.75,1.05,1.09,0.89,--,--,0.31, 总资产周转率(次),0.17,0.23,0.23,0.25,0.18,0.21,0.24,0.29,0.33,0.28,0.29,0.37,--,0.31, 存货周转天数(天),446.82,332.56,294.74,280.53,345.66,291.55,282.09,307.04,249.76,218.73,217.44,197.74,174.35,316.73, 总资产周转天数(天),2104.03,1571.37,1533.87,1446.36,1965.07,1753.53,1529.31,1250,1096.56,1277.05,1236.69,976.14,--,1168.83, 流动资产周转率(次),0.31,0.44,0.45,0.49,0.37,0.38,0.45,0.65,0.67,0.5,0.55,0.87,1.04,73.65, 流动资产周转天数(天),1166.94,825.88,793.83,738.61,962.31,940.44,792.43,550.46,539.33,720.58,658.14,414.65,346.65,4.89, 经营现金净流量对销售收入比率(%),-0.11,0.15,0.04,0.17,0.05,0.04,0.15,0.01,0.16,0.09,0.12,0.16,0.11,0.18, 资产的经营现金流量回报率(%),-0.02,0.04,0.01,0.04,0.01,0.01,0.03,0,0.05,0.02,0.03,0.05,0.04,0.06, 经营现金净流量与净利润的比率(%),--,2.85,--,9.35,--,1.61,--,0.08,1.22,0.71,0.77,0.93,0.61,1.33, 经营现金净流量对负债比率(%),-0.08,0.13,0.03,0.12,0.02,0.02,0.07,0,0.14,0.09,0.14,0.14,0.11,0.11, 现金流量比率(%),-9.52,15.33,3.39,12.74,2.64,2.82,7.7,0.46,19.2,10.74,17.88,16.14,12.47,16.56,