BP 2012 Annual Report Download - page 281

billion cubic feet
Natural gasa2010
Europe North
America
South
America
Africa Asia Australasia Total
UK
Rest of
Europe US
Rest of
North
America Russia
Rest of
Asia
Subsidiaries
At 1 January 2010
Developed 1,602 49 9,583 716 3,177 1,107 – 1,579 3,219 21,032
Undeveloped 670 397 5,633 453 7,393 1,454 – 249 3,107 19,356
2,272 446 15,216 1,169 10,570 2,561 – 1,828 6,326 40,388
Changes attributable to
Revisions of previous estimates (8) (5) (1,854) (11) 2 3 – (142) (191) (2,206)
Improved recovery 152 6 830 – 512 18 – 83 58 1,659
Purchases of reserves-in-place – 31 97 1 – – – 17 – 146
Discoveries and extensions 26 – 739 9 19 1,378 – – – 2,171
Productionbc (191) (8) (861) (77) (953) (229) – (228) (288) (2,835)
Sales of reserves-in-place (6) – (424) (1,033) – (51) – – – (1,514)
(27) 24 (1,473) (1,111) (420) 1,119 – (270) (421) (2,579)
At 31 December 2010de
Developed 1,416 40 9,495 58 3,575 1,329 – 1,290 3,563 20,766
Undeveloped 829 430 4,248 – 6,575 2,351 – 268 2,342 17,043
2,245 470 13,743 58 10,150 3,680 – 1,558 5,905 37,809
Equity-accounted entities (BP share)f
At 1 January 2010
Developed – – – – 1,252 – 1,703 80 – 3,035
Undeveloped – – – – 1,010 165 519 13 – 1,707
– – – – 2,262 165 2,222 93 – 4,742
Changes attributable to
Revisions of previous estimates – – – – (141) 10 382 2 – 253
Improved recovery – – – – 291 – – 12 – 303
Purchases of reserves-in-place – – – – – – – – – –
Discoveries and extensions – – – – 23 – – – – 23
Productionb– – – – (168)gh – (244) (17) – (429)
Sales of reserves-in-place – – – – – – (1) – – (1)
– – – – 5 10 137 (3) – 149
At 31 December 2010i
Developed – – – – 1,075 – 1,900 71 – 3,046
Undeveloped – – – – 1,192 175 459 19 – 1,845
– – – – 2,267j175 2,359 90 – 4,891
Total subsidiaries and equity-accounted entities (BP share)
At 1 January 2010
Developed 1,602 49 9,583 716 4,429 1,107 1,703 1,659 3,219 24,067
Undeveloped 670 397 5,633 453 8,403 1,619 519 262 3,107 21,063
2,272 446 15,216 1,169 12,832 2,726 2,222 1,921 6,326 45,130
At 31 December 2010
Developed 1,416 40 9,495 58 4,650 1,329 1,900 1,361 3,563 23,812
Undeveloped 829 430 4,248 – 7,767 2,526 459 287 2,342 18,888
2,245 470 13,743 58 12,417 3,855 2,359 1,648 5,905 42,700
aProved reserves exclude royalties due to others, whether payable in cash or in kind, where the royalty owner has a direct interest in the underlying production and the option and ability to make lifting
and sales arrangements independently.
bIncludes 204 billion cubic feet of natural gas consumed in operations, 166 billion cubic feet in subsidiaries, 38 billion cubic feet in equity-accounted entities and excludes 14 billion cubic feet of
produced non-hydrocarbon components which meet regulatory requirements for sales.
cIncludes 133 billion cubic feet of gas (excluding gas consumed in operations) relating to production from assets held for sale at 31 December 2010. Amounts by region are: 23 billion cubic feet in US;
27 billion cubic feet in South America; and 83 billion cubic feet in Rest of Asia.
dIncludes 2,921 billion cubic feet of natural gas in respect of the 30% minority interest in BP Trinidad and Tobago LLC.
eIncludes 740 billion cubic feet relating to assets held for sale at 31 December 2010. Amounts by region are: 158 billion cubic feet in US; 205 billion cubic feet in South America; and 377 billion cubic
feet in Rest of Asia.
fVolumes of equity-accounted entities include volumes of equity-accounted investments of those entities.
gIncludes 1 billion cubic feet of gas sales relating to production since classification of equity-accounted entities as held for sale.
hIncludes 3 billion cubic feet of gas (excluding gas consumed in operations) relating to production from assets held for sale at 31 December 2010.
iIncludes 137 billion cubic feet of natural gas in respect of the 5.89% minority interest in TNK-BP.
jIncludes 50 billion cubic feet relating to assets held for sale at 31 December 2010.
Supplementary information on oil and natural gas (unaudited) 279
BP Annual Report and Form 20-F 2012
Financial statements
Movements in estimated net proved reserves continued