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Inventory, Linefill and Base Gas and Long-term Inventory (Tables) | 9 Months Ended
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Sep. 30, 2013
Inventory, Linefill and Base Gas and Long-term Inventory |
Components of inventory, linefill and base gas and long-term inventory | Inventory, linefill and base gas and long-term inventory consisted of the following as of the dates indicated (barrels and natural gas volumes in thousands and carrying value in millions):
|  | September 30, 2013 |  | December 31, 2012 |
|  |  |  | Unit of |  | Carrying |  | Price/ |  |  |  | Unit of |  | Carrying |  | Price/ |
|  | Volumes |  | Measure |  | Value |  | Unit (1) |  | Volumes |  | Measure |  | Value |  | Unit (1) |
Inventory |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Crude oil |  | 5,624 |  | barrels |  | $ | 535 |  | $ | 95.13 |  | 9,492 |  | barrels |  | $ | 737 |  | $ | 77.64 |
NGL |  | 13,767 |  | barrels |  | 539 |  | $ | 39.15 |  | 9,472 |  | barrels |  | 388 |  | $ | 40.96 |
Natural gas |  | 29,443 |  | Mcf |  | 101 |  | $ | 3.43 |  | 20,374 |  | Mcf |  | 60 |  | $ | 2.94 |
Other |  | N/A |  |  |  | 23 |  | N/A |  | N/A |  |  |  | 24 |  | N/A |
Inventory subtotal |  |  |  |  |  | 1,198 |  |  |  |  |  |  |  | 1,209 |  |  |
Linefill and base gas |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Crude oil |  | 10,520 |  | barrels |  | 645 |  | $ | 61.31 |  | 9,919 |  | barrels |  | 583 |  | $ | 58.78 |
NGL |  | 1,345 |  | barrels |  | 64 |  | $ | 47.58 |  | 1,400 |  | barrels |  | 70 |  | $ | 50.00 |
Natural gas |  | 17,615 |  | Mcf |  | 61 |  | $ | 3.46 |  | 15,755 |  | Mcf |  | 54 |  | $ | 3.43 |
Linefill and base gas subtotal |  |  |  |  |  | 770 |  |  |  |  |  |  |  | 707 |  |  |
Long-term inventory |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Crude oil |  | 2,134 |  | barrels |  | 167 |  | $ | 78.26 |  | 1,962 |  | barrels |  | 149 |  | $ | 75.94 |
NGL |  | 1,161 |  | barrels |  | 51 |  | $ | 43.93 |  | 3,238 |  | barrels |  | 125 |  | $ | 38.60 |
Long-term inventory subtotal |  |  |  |  |  | 218 |  |  |  |  |  |  |  | 274 |  |  |
Total |  |  |  |  |  | $ | 2,186 |  |  |  |  |  |  |  | $ | 2,190 |  |  |
(1) Price per unit of measure represents a weighted average associated with various grades, qualities and locations. Accordingly, these prices may not coincide with any published benchmarks for such products.

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of inventory, linefill and base gas and long-term inventory. This may include, but is not limited to, the volumes, unit of measure, total value, and price per unit of each of the major classes of inventory. + References No definition available. + Details
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