报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-03-31,2012-12-31,2011-12-31,2010-12-31, 流动比率(%),0.83,0.82,0.88,0.84,0.92,0.92,0.97,0.79,0.96,0.91,1.15,1.07,1.03,0.93,0.8,0.73,0.73,0.67,1.36,1.27,1.23,1.06,1.23,1.23,1.66,1.79,1.55,1.3,0.71,0.82,--,--,0.65,--, 速动比率(%),0.63,0.63,0.64,0.58,0.66,0.65,0.69,0.47,0.58,0.56,0.73,0.69,0.55,0.49,0.43,0.38,0.38,0.39,0.82,0.77,0.75,0.63,0.71,0.75,1.16,1.39,0.85,0.73,0.41,0.49,--,--,0.46,--, 现金比率(%),16.35,15.72,19.23,19.34,29.85,29.2,31.87,20.94,26.37,25.09,33.03,31.81,25.79,20.37,18.28,14.52,14.08,16.14,48.13,49.39,45.61,36.95,43.55,52.06,96.52,122.44,52.56,48.74,26.08,35.75,--,--,30.88,--, 利息支付倍数(%),385.93,315.26,335.67,307.48,237.89,315.06,362.14,331.45,376.48,348.29,393.5,361.9,401.3,333.42,389.46,395.65,442.52,344.2,474.89,415.29,433.08,427.46,476.65,494.21,825.35,390.45,385.64,339.88,362.74,340.52,465.87,296.43,495.01,1850, 资产负债率(%),63.39,63.86,63.39,64.3,64.62,65.13,66.26,68.95,68.75,69.31,69.18,70.4,70.18,71.75,72.61,73.4,73.27,71.93,62.18,63.7,63.34,64.4,63.5,65.7,60.07,62.13,68.86,70.68,79.15,75.24,78.6,80.36,79.51,82.11, 长期债务与营运资金比率(%),-11.8,-11.27,-19.6,-14.51,-32.26,-32.95,-78.74,-12.8,-73.94,-34.3,25.93,55.38,111.65,-42.26,-13.15,-9.11,-9.04,-5.96,16.3,18.49,19.41,63.93,21.16,19.5,4.82,3.17,8.25,11.26,-6.02,-10.99,--,--,-2.37,--, 股东权益比率(%),36.61,36.14,36.61,35.7,35.38,34.87,33.74,31.05,31.25,30.69,30.82,29.6,29.82,28.25,27.39,26.6,26.73,28.07,37.82,36.3,36.66,35.6,36.5,34.3,39.93,37.87,31.14,29.32,20.85,24.76,21.4,19.64,20.49,17.89, 长期负债比率(%),39.88,39.98,41.15,42.17,42.83,43.27,43.81,47.18,48.66,48.74,52.11,52.33,51.62,51.32,50.08,49.38,49.14,44.68,46.95,46.94,45.78,45.61,46.21,47.08,38.2,37.45,45.49,43.72,41.94,40.98,--,--,29.3,--, 股东权益与固定资产比率(%),--,57,--,54.27,--,52.65,--,--,--,--,--,--,68.34,--,59.75,56.99,55.92,--,106.56,100.84,99.95,--,112.19,103.87,105.21,--,68.9,64.11,--,--,--,--,--,--, 负债与所有者权益比率(%),173.15,176.7,173.13,180.08,182.61,186.76,196.36,222.04,219.99,225.79,224.43,237.82,235.33,253.98,265.11,275.97,274.16,256.23,164.44,175.49,172.76,180.92,173.96,191.56,150.45,164.08,221.17,241.05,379.66,303.95,367.36,409.18,388.04,459.06, 长期资产与长期资金比率(%),109.41,110.17,108.85,109.05,107.61,107.55,106.3,109.96,106.75,106.97,102.2,103.3,103.31,105.91,109.66,112.04,112.34,116.37,105.12,105.75,106.21,107.8,107.01,106.8,102.53,97.14,110.27,113.92,132.65,126.2,--,--,154.33,--, 资本化比率(%),52.14,52.52,52.92,54.15,54.76,55.37,56.49,60.31,60.9,61.36,62.84,63.87,63.38,64.49,64.65,64.99,64.77,61.42,55.39,56.39,55.53,56.16,55.87,57.86,48.89,49.72,59.37,59.86,66.79,62.34,--,--,58.84,--, 固定资产净值率(%),--,75.02,--,76.02,--,77.6,--,--,--,--,--,--,73.58,--,74.73,75.22,75.85,--,62.26,63.08,64.01,--,61.37,62.62,59.16,--,60.24,60.96,--,--,--,--,--,--, 资本固定化比率(%),228.58,232.05,231.19,237.85,237.87,241,244.32,277.02,272.98,276.83,274.99,285.93,282.15,298.28,310.19,320.05,318.9,301.61,235.63,242.5,238.85,245.92,242.48,253.42,200.62,193.21,271.38,283.8,399.46,335.08,467.36,509.18,374.97,559.06, 产权比率(%),162.73,165.11,160.06,168.47,169.54,173.61,183.53,208.81,204.84,212.39,211.99,225.49,224.73,241.64,251.69,261.96,259.48,240.5,145.34,155.32,152.35,161.12,152.08,168.39,125.66,138.53,178.19,193.13,314.76,249.45,0,0,316.31,0, 清算价值比率(%),165.72,165.43,168.49,164.13,164.61,163.08,159.47,152.25,153.78,151.43,151.17,147.97,147.35,144.61,143.23,141.65,142.27,146.1,179.51,175,176.68,172.01,177.72,170.78,196.83,188.36,177.66,174.02,150.08,160.25,--,--,153.15,--, 固定资产比重(%),--,63.4,--,65.79,--,66.23,--,--,--,--,--,--,43.63,--,45.84,46.67,47.79,--,35.49,36,36.68,--,32.54,33.02,37.95,--,45.19,45.74,--,--,--,--,--,--,