报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2012-09-30,2012-06-30,2012-03-31,2011-12-31,2011-09-30,2011-06-30,2010-12-31,2009-12-31,2008-12-31, 流动比率(%),1.28,1.08,1.09,1.07,1.06,1.02,1.02,1.09,1.07,1.05,1.14,1.19,1.09,1.09,1.09,1.01,1.11,1.27,1.22,1.07,0.97,1.05,1.05,1.09,1.15,1.17,1.31,1.3,1.34,1.42,1.55,1.53,1.42,1.24,1.24,1.09,--,1.05,--,1.1,1.32,1.38,1.4, 速动比率(%),1.09,0.89,0.96,0.93,0.9,0.86,0.86,0.93,0.89,0.85,0.92,0.98,0.91,0.94,0.93,0.85,0.9,1.1,1.01,0.86,0.76,0.86,0.86,0.88,0.9,0.9,1.08,1.01,0.98,1.04,1.29,1.26,1.13,0.97,1.05,0.91,--,0.83,--,0.89,0.98,1.01,0.99, 现金比率(%),31.57,28.24,21.99,20.12,22.78,26.18,17.97,27.84,24.49,24.14,27.6,36.99,34.33,42.5,35.23,35.35,34.42,54.45,38.89,32.57,27.52,30.97,26.71,26.05,24.58,37.87,24.91,27.63,22.44,40.58,36.69,36.69,35.8,38.83,29.57,26.06,--,29.79,--,22.1,33.55,44.62,46.57, 利息支付倍数(%),6268.13,688.44,1759.91,1732.97,3072.99,395.96,326.07,186.78,289.17,-1151.58,-377.64,-141.82,517.02,176.66,355.8,451.06,490.96,425.41,723.11,654.86,515.02,250.49,328.52,585.79,552.1,336.14,307.78,373.55,540.82,361.24,502.26,863.71,963.06,903.82,950.4,1267.63,--,1181.85,--,1526.27,2477.48,3675.77,374.06, 资产负债率(%),52.87,59.69,59.91,57.96,57.49,58.86,59.85,64.13,66.39,64.57,60.7,57.47,60.84,61.43,61.54,56.5,59.76,58.34,58.7,56.76,60.23,59.32,59.33,59.35,58.61,56.94,58.7,57.16,56.97,55.19,56.49,56.6,53.8,54.42,52.28,58.95,--,58.82,--,60.74,57.51,49.13,50.97, 长期债务与营运资金比率(%),0.06,0.18,0.15,0.22,0.28,1.29,0.79,1.41,1.58,2.49,0.9,0.72,1.04,1.03,0.91,0,0.01,0.01,0.01,0.05,-0.16,0.08,0.11,0.06,0.05,0.05,0.04,0.04,0.05,0.04,0.15,0.16,0.15,0.51,0.26,0.77,--,0.73,--,0.37,0.46,0.01,0.19, 股东权益比率(%),47.13,40.31,40.09,42.04,42.51,41.14,40.15,35.87,33.61,35.43,39.3,42.53,39.16,38.57,38.46,43.5,40.24,41.66,41.3,43.24,39.77,40.68,40.67,40.65,41.39,43.06,41.3,42.84,43.03,44.81,43.51,43.4,46.2,45.58,47.72,41.05,--,41.18,--,39.26,42.49,50.87,49.03, 长期负债比率(%),0.77,0.81,0.77,0.84,0.86,1.2,0.66,6.67,6.22,6.61,6.34,6.56,4.94,4.89,4.55,0,0.07,0.07,0.14,0.15,0.2,0.2,0.27,0.26,0.32,0.38,0.5,0.51,0.68,0.72,3.19,3.22,2.67,5.75,3.05,3.76,--,2.03,--,2.17,7.19,0.22,3.39, 股东权益与固定资产比率(%),--,183.56,--,182.36,--,166.7,--,160.67,--,155.29,--,196.65,--,177.47,--,187.63,--,183.91,--,195.67,--,187.11,--,196.63,--,192.92,--,199.06,--,194.19,--,238.11,--,259.92,--,264.26,--,275.11,--,306.49,299.54,--,--, 负债与所有者权益比率(%),112.17,148.07,149.45,137.86,135.22,143.09,149.09,178.75,197.49,182.23,154.48,135.13,155.35,159.29,160.03,129.88,148.52,140.03,142.11,131.27,151.43,145.85,145.86,145.98,141.58,132.21,142.12,133.45,132.4,123.18,129.81,130.4,116.44,119.38,109.54,143.58,--,142.82,--,154.72,135.37,96.57,103.97, 长期资产与长期资金比率(%),77.74,96.54,94.76,98.38,100.56,105.91,106.71,96.65,97.77,101.52,89.45,86.08,92.71,92.78,92.32,102.74,102.17,101.56,106.83,124.17,134.28,125.64,125.09,121.55,115.09,114.74,98.74,102.45,98.56,95.59,83.57,86.13,81.78,81.18,79.84,93.57,--,96.82,--,89.53,71.85,69.42,68.99, 资本化比率(%),1.62,1.97,1.89,1.95,1.97,2.83,1.63,15.68,15.62,15.72,13.89,13.36,11.19,11.24,10.58,0,0.17,0.17,0.34,0.34,0.5,0.49,0.65,0.63,0.76,0.87,1.18,1.19,1.56,1.58,6.83,6.91,5.46,11.21,6.01,8.39,--,4.7,--,5.23,14.48,0.44,6.47, 固定资产净值率(%),--,40.42,--,41.2,--,42.86,--,43.71,--,45.19,--,45.66,--,47.55,--,47.13,--,48.74,--,48.07,--,49.9,--,49.67,--,50.73,--,50.49,--,52.07,--,49.39,--,49.96,--,46.81,--,44.86,--,41.79,41.93,--,--, 资本固定化比率(%),79.02,98.47,96.59,100.34,102.58,108.99,108.48,114.62,115.86,120.45,103.88,99.36,104.39,104.53,103.25,102.74,102.34,101.73,107.19,124.59,134.95,126.26,125.91,122.31,115.98,115.74,99.92,103.68,100.13,97.13,89.7,92.52,86.51,91.43,84.95,102.14,--,101.59,--,94.47,84.02,69.72,73.76, 产权比率(%),105.83,140.18,142.31,130.36,127.51,134.76,140.17,169.54,188.4,172.93,148.76,129.71,151.41,155.12,155.61,125.89,132.06,109.01,111.27,100.07,120.19,114.01,114.68,114.24,110.02,100.04,109.59,100.86,100.04,90.27,97.54,97.47,97.31,115.71,106.64,138.66,--,139.38,--,150.98,131.52,92.29,99.78, 清算价值比率(%),188.61,165.97,164.84,170.61,172.08,168.11,165.34,154.02,148.52,152.74,160.79,170.04,158.34,156.97,157.02,169.77,176.09,205.25,202.98,214.56,195.33,200.65,199.67,200.33,203.81,214.33,204.7,213.67,214.43,226.94,218.27,218.8,204.82,174.6,182.13,162.2,--,159.63,--,164.78,174.35,209.46,200.5, 固定资产比重(%),--,21.96,--,23.05,--,24.68,--,22.33,--,22.82,--,21.63,--,21.73,--,23.18,--,22.65,--,22.1,--,21.74,--,20.68,--,22.32,--,21.52,--,23.07,--,18.23,--,17.54,--,15.54,--,14.97,--,12.81,14.18,--,--,