报告日期,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-06-30,2016-12-31,2016-06-30,2015-12-31,2015-06-30,2014-12-31,2013-12-31,2012-12-31, 应收账款周转率(次),4.84,3.11,1.44,5.74,4,--,--,--,3.46,--,3.92,--,4.56,9.82,8.9,6.68, 应收账款周转天数(天),55.82,57.87,62.63,62.73,67.54,--,--,--,52.07,--,45.87,--,39.47,36.67,40.43,53.86, 存货周转率(次),4.61,3.02,1.22,6.26,4.46,3.04,--,5.96,2.65,4.66,2.06,4.41,1.96,4.69,5.78,7.23, 固定资产周转率(次),--,2.05,--,3.88,2.8,--,--,--,--,--,--,--,--,--,4.46,1.57, 总资产周转率(次),0.97,0.63,0.26,1.39,1.03,0.67,--,1.35,--,--,--,--,--,1.42,1.56,1.57, 存货周转天数(天),58.54,59.69,74.03,57.49,60.54,59.26,--,60.41,67.92,77.33,87.27,81.66,91.79,76.69,62.33,49.8, 总资产周转天数(天),278.75,287.4,342.99,258.86,263.41,269.87,--,266.77,--,--,--,--,--,253.81,230.86,228.77, 流动资产周转率(次),1.49,0.96,0.4,2.38,1.78,1.17,--,2.36,1.19,2.29,1.21,2.47,1.13,2.69,2.86,266.88, 流动资产周转天数(天),180.82,187.15,224.78,151.25,152.1,153.22,--,152.43,151.67,157.16,149.37,145.67,159.72,133.62,125.78,1.35, 经营现金净流量对销售收入比率(%),0.08,0.08,0.13,0.1,0.07,0.05,0.06,0.09,-0.03,0.02,0.12,0.07,0.19,0.08,0.04,0.03, 资产的经营现金流量回报率(%),0.07,0.05,0.03,0.13,0.07,0.03,--,0.12,-0.02,0.02,0.07,0.08,0.11,0.1,0.05,0.05, 经营现金净流量与净利润的比率(%),1.1,1.08,1.96,1.31,0.84,0.66,0.96,1.64,-0.9,0.2,0.92,0.75,1.85,1.15,0.42,0.46, 经营现金净流量对负债比率(%),0.26,0.18,0.12,0.41,0.22,0.1,--,0.37,-0.06,0.07,0.21,0.26,0.38,0.35,0.11,0.12, 现金流量比率(%),28.68,21.36,14.71,50.05,27.03,12.35,--,51.32,-8.91,8.8,25.42,29.85,43.25,40.26,11.48,11.63,