报告日期,2021-03-31,2020-12-31,2020-09-30,2020-06-30,2020-03-31,2019-12-31,2019-09-30,2019-06-30,2019-03-31,2018-12-31,2018-09-30,2018-06-30,2018-03-31,2017-12-31,2017-09-30,2017-06-30,2017-03-31,2016-12-31,2016-09-30,2016-06-30,2016-03-31,2015-12-31,2015-09-30,2015-06-30,2015-03-31,2014-12-31,2014-09-30,2014-06-30,2014-03-31,2013-12-31,2013-09-30,2013-06-30,2013-03-31,2012-12-31,2011-12-31,2010-12-31, 流动比率(%),2,1.79,1.9,1.66,1.8,1.87,1.84,1.67,1.62,1.43,1.47,1.29,1.34,1.28,1.64,1.52,1.76,1.6,1.57,1.46,1.49,1.33,1.4,1.28,1.53,1.41,0.89,0.91,0.94,0.79,--,0.8,--,0.87,0.77,0.85, 速动比率(%),1.75,1.62,1.71,1.5,1.55,1.71,1.62,1.45,1.42,1.23,1.29,1.11,1.13,1.13,1.44,1.32,1.57,1.44,1.43,1.33,1.36,1.21,1.24,1.15,1.37,1.26,0.74,0.77,0.77,0.66,--,0.65,--,0.71,0.6,0.71, 现金比率(%),109.4,111.19,109.78,94.12,107.18,115.23,104.32,85.88,83.84,71.81,87.1,67.45,68.78,70.39,99.31,91.69,112.64,101.85,107.29,94.81,98.06,76.82,90.83,83.44,99.95,83.28,49.35,40.32,47.47,42.32,--,39.99,--,39.5,29.68,37.8, 利息支付倍数(%),574.84,901.69,976.65,851.84,334.61,600.16,640.34,613.88,550.73,497.1,586.35,559.1,329.16,624.64,716.73,664.33,578.67,891.19,1025.82,1100.32,726.85,759.48,778.16,768.96,533.47,607.57,570.38,616.96,501.08,633.02,705.47,646.06,475.6,407.18,307.58,378.78, 资产负债率(%),32.22,33.36,32.96,35.63,34.37,34.67,35.14,35.53,35.99,36.96,36.97,39.29,38.11,39.05,37.07,37.42,36.57,37.35,37.05,37.78,37.28,38.39,39.41,42.66,49.65,50.93,52.07,50.99,51.41,52.83,--,53.87,--,51.49,53.79,52.94, 长期债务与营运资金比率(%),1.36,1.42,1.44,1.65,1.65,1.72,1.92,2.28,2.46,3.14,3.11,4.22,4,4.57,2.43,2.96,2.03,2.4,2.35,3.1,2.89,3.98,3.75,4.57,2.88,3.54,-10.01,-14.78,-17.81,-4.63,--,-5.23,--,-8.95,-3.69,-7.45, 股东权益比率(%),67.78,66.64,67.04,64.37,65.63,65.33,64.86,64.47,64.01,63.04,63.03,60.71,61.89,60.95,62.93,62.58,63.43,62.65,62.95,62.22,62.72,61.61,60.59,57.34,50.35,49.07,47.93,49.01,48.59,47.17,--,46.13,--,48.51,46.21,47.06, 长期负债比率(%),16.96,16.3,17.24,17.31,18.18,19.24,20.17,20,20.38,20.17,20.8,20.5,20.86,20.89,21.25,21.48,21.18,20.99,20.27,21.14,20.68,20.58,22.83,22.88,24.19,24.54,27.16,28.15,26.87,25.52,--,26.71,--,26.53,23.99,26.91, 股东权益与固定资产比率(%),--,158.1,--,157.6,--,150.67,--,139.32,--,130.72,--,121.97,--,119.29,--,121.5,--,121.41,--,117.22,--,112.56,--,130.04,--,103.9,--,113.6,--,104.12,--,96.06,--,92.66,78.38,--, 负债与所有者权益比率(%),47.54,50.05,49.17,55.34,52.38,53.07,54.17,55.11,56.23,58.63,58.67,64.72,61.57,64.08,58.9,59.78,57.66,59.61,58.85,60.71,59.43,62.31,65.03,74.4,98.63,103.8,108.66,104.03,105.82,111.99,--,116.76,--,106.16,116.4,112.49, 长期资产与长期资金比率(%),88.62,89.15,88.63,90.09,89.68,89.8,90.6,92.39,92.8,94.46,94.48,96.33,96.03,96.82,92.03,93.83,89.69,91.53,91.65,94.09,93.78,96.32,94.48,95.79,101.72,103.64,104.93,103.78,103.38,109.07,--,108.54,--,105.75,111.1,106.88, 资本化比率(%),20.01,19.65,20.46,21.19,21.69,22.75,23.72,23.68,24.15,24.24,24.81,25.24,25.21,25.53,25.24,25.55,25.03,25.1,24.36,25.36,24.8,25.04,27.37,28.52,32.46,33.34,36.17,36.48,35.61,35.11,--,36.67,--,35.35,34.18,36.38, 固定资产净值率(%),--,40.81,--,39.59,--,41.8,--,43.84,--,46.2,--,48.21,--,50.41,--,49.97,--,51.41,--,52.04,--,54.24,--,50.35,--,52.78,--,47.83,--,50.65,--,50.86,--,52.98,56.53,--, 资本固定化比率(%),110.79,110.95,111.43,114.31,114.53,116.25,118.77,121.04,122.35,124.69,125.66,128.85,128.4,130,123.11,126.04,119.64,122.2,121.17,126.05,124.7,128.5,130.08,134.02,150.6,155.48,164.39,163.4,160.55,168.08,--,171.39,--,163.58,168.78,168.01, 产权比率(%),43.38,46.34,45.56,51.63,48.74,49.15,50.34,51.45,52.78,55.74,55.41,61.64,58.44,60.86,55.64,56.49,54.95,56.93,56.2,57.68,56.31,58.83,62.58,71.56,79.37,84.21,106.6,101.96,103.68,109.7,--,114.35,--,103.38,113.62,109.35, 清算价值比率(%),333.84,317.83,321.68,295.51,306.96,305.75,300.63,295.75,290.57,279.13,280.92,262.09,271.11,264.36,280.12,277.24,281.35,274.82,276.84,273.03,277.62,270.46,258.91,239.73,246.08,237.94,192.46,196.49,194.77,189.7,--,186.09,--,195.55,188.16,192.48, 固定资产比重(%),--,42.15,--,40.85,--,43.36,--,46.28,--,48.22,--,49.77,--,51.09,--,51.51,--,51.6,--,53.08,--,54.74,--,44.09,--,47.23,--,43.14,--,45.31,--,48.03,--,52.35,58.95,--,