Supplemental Information On 石油 And 气体 Exploration And Production Activities (Tables)
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12个月结束 |
12月. 31, 2011
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Supplemental Information On 石油 And 气体 Exploration And Production Activities [Abstract] |
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与油气生产活动相关的资本化成本 |
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2011 |
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2010 |
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证明了属性
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$ |
897,130,000 |
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$ |
730,566,000 |
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未经证实的属性
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132,912,000 |
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11,756,000 |
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1,030,042,000 |
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742,322,000 |
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累积折旧、损耗、摊销及减值准备
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(571,213,000 |
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(509,248,000 |
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净资本化成本
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$ |
458,829,000 |
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$ |
233,074,000 |
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石油和天然气资产收购和开发活动所产生的成本 |
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2011 |
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2010 |
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2009 |
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收购
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$ |
119,522,000 |
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$ |
17,627,000 |
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$ |
1,885,000 |
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开发已证实未开发的物业
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123,489,000 |
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64,652,000 |
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28,652,000 |
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探索性
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3,994,000 |
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— |
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502,000 |
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重新完成
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17,259,000 |
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16,917,000 |
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8,980,000 |
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资本化资产退休义务
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1,390,000 |
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1,328,000 |
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361,000 |
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总计
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$ |
265,654,000 |
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$ |
100,524,000 |
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$ |
40,380,000 |
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生产活动经营结果 |
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2011 |
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2010 |
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2009 |
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收入
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$ |
228,953,000 |
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$ |
127,636,000 |
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$ |
85,576,000 |
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生产成本
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(47,230,000 |
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(31,580,000 |
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(26,113,000 |
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损耗
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(61,965,000 |
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(38,600,000 |
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(28,939,000 |
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119,758,000 |
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57,456,000 |
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30,524,000 |
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所得税费用(收益)
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当前的
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282,000 |
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40,000 |
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28,000 |
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递延
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(372,000 |
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— |
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— |
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(90,000 |
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40,000 |
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28,000 |
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生产活动的经营结果
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$ |
119,848,000 |
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$ |
57,416,000 |
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$ |
30,496,000 |
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每桶油当量耗损(BOE)
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$ |
26.56 |
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$ |
19.54 |
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$ |
17.25 |
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油气储量 |
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2011 |
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2010 |
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2009 |
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石油 |
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气体 |
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石油 |
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气体 |
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石油 |
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气体 |
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探明储量
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期初
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19,704 |
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16,158 |
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17,488 |
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14,332 |
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21,771 |
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22,235 |
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购买石油和天然气储备到位
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2 |
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19 |
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3,913 |
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3,482 |
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1,728 |
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1,135 |
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扩展和发现
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3,940 |
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2,091 |
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5,574 |
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5,303 |
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2,614 |
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2,874 |
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油气储量销售到位
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— |
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— |
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— |
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— |
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(736 |
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(282 |
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对先前储量估计的订正
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(4,714 |
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(1,662 |
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(5,426 |
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(6,171 |
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(6,294 |
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(11,139 |
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目前的生产
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(2,187 |
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(878 |
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(1,845 |
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(788 |
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(1,595 |
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(491 |
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期末
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16,745 |
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15,728 |
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19,704 |
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16,158 |
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17,488 |
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14,332 |
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已探明开发储量
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7,485 |
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6,152 |
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7,230 |
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6,068 |
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6,165 |
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4,325 |
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已探明未开发储量
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9,260 |
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9,576 |
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12,474 |
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10,090 |
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11,323 |
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10,007 |
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Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved 油气储量 |
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截至十二月三十一日的年度; |
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2011 |
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2010 |
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2009 |
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未来现金流量
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$ |
1,594,050,000 |
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$ |
1,479,295,000 |
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$ |
1,005,029,000 |
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未来开发和废弃成本
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(306,810,000 |
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(301,651,000 |
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(209,975,000 |
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未来生产成本
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(295,383,000 |
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(305,814,000 |
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(236,003,000 |
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未来生产税
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(124,739,000 |
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(136,323,000 |
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(97,841,000 |
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未来所得税
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(229,649,000 |
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(159,171,000 |
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(50,229,000 |
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未来净现金流量
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637,469,000 |
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576,336,000 |
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410,981,000 |
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10%的折扣以反映现金流的时间
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(260,788,000 |
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(260,849,000 |
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(170,207,000 |
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未来净现金流量折现的标准化度量
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$ |
376,681,000 |
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$ |
315,487,000 |
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$ |
240,774,000 |
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Changes In Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved 油气储量 |
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截至十二月三十一日的年度; |
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2011 |
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2010 |
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2009 |
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销售和转让已生产的石油和天然气,扣除生产成本
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$ |
(181,723,000 |
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$ |
(96,056,000 |
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$ |
(59,463,000 |
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价格、生产成本和开发成本的净变化
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136,071,000 |
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122,147,000 |
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183,426,000 |
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收购石油和天然气储备到位
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72,000 |
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63,043,000 |
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20,981,000 |
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扩展和发现
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107,110,000 |
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88,227,000 |
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32,638,000 |
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修订之前的数量估计,减少相关的生产成本
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(112,553,000 |
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(89,155,000 |
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(77,531,000 |
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销售储备到位
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— |
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— |
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(13,185,000 |
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折扣的增加
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31,549,000 |
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24,077,000 |
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12,624,000 |
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所得税的净变化
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(36,674,000 |
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(54,879,000 |
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(22,238,000 |
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生产率和其他方面的变化
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117,342,000 |
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17,309,000 |
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37,282,000 |
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未来净现金流量折现的标准化计量的总变化量
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$ |
61,194,000 |
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$ |
74,713,000 |
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$ |
114,534,000 |
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