Changes to proved oil and gas reserves
The tables present oil and gas reserves on a net basis, which means that they include the reserves relating to: (i) the Shell subsidiaries including the reserves attributable to non-controlling interest holders in our subsidiaries; and (ii) the Shell share of joint ventures and associates.
|
2019 |
2018 |
2017 |
2016 |
2015 |
||
---|---|---|---|---|---|---|---|
Revisions and reclassifications |
435 |
517 |
612 |
284 |
(252) |
||
Improved recovery |
8 |
41 |
76 |
24 |
4 |
||
Extensions and discoveries |
160 |
347 |
375 |
127 |
48 |
||
Purchases of minerals in place |
5 |
3 |
666 |
1,207 |
2 |
||
Sales of minerals in place |
(96) |
(76) |
(2,058) |
(12) |
(76) |
||
Total additions |
512 |
832 |
(329) |
1,630 |
(274) |
||
Production |
(685) |
(658) |
(667) |
(675) |
(553) |
||
|
|
2019 |
2018 |
2017 |
2016 |
2015 |
||||
---|---|---|---|---|---|---|---|---|---|
Revisions and reclassifications |
1,956 |
(800) |
1,938 |
(765) |
114 |
||||
Improved recovery |
4 |
7 |
141 |
10 |
7 |
||||
Extensions and discoveries |
689 |
841 |
1,936 |
586 |
249 |
||||
Purchases of minerals in place |
5 |
14 |
277 |
7,537 |
86 |
||||
Sales of minerals in place |
(372) |
(650) |
(248) |
(77) |
(139) |
||||
Total additions |
2,282 |
(587) |
4,044 |
7,291 |
317 |
||||
Production |
(4,076) |
(4,230) |
(4,153) |
(4,125) |
(3,258) |
||||
|
|
2019 |
2018 |
2017 |
2016 |
2015 |
||||
---|---|---|---|---|---|---|---|---|---|
Revisions and reclassifications |
772 |
380 |
946 |
152 |
(232) |
||||
Improved recovery |
9 |
42 |
100 |
26 |
5 |
||||
Extensions and discoveries |
279 |
493 |
709 |
228 |
91 |
||||
Purchases of minerals in place |
6 |
5 |
714 |
2,506 |
16 |
||||
Sales of minerals in place |
(160) |
(186) |
(2,101) |
(25) |
(100) |
||||
Total additions |
906 |
733 |
368 |
2,887 |
(220) |
||||
Production |
(1,388) |
(1,388) |
(1,383) |
(1,386) |
(1,114) |
||||
|
|
|
|
|
|
North America |
South America |
|
|||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Europe |
Asia |
Oceania |
Africa |
USA |
|
|
Canada |
Total |
|||
|
Oil and NGL |
Oil and NGL |
Oil and NGL |
Oil and NGL |
Oil and NGL |
Oil and NGL |
Synthetic crude oil |
Bitumen |
Oil and NGL |
All products |
||
Revisions and reclassifications |
31 |
247 |
2 |
33 |
86 |
(2) |
(34) |
– |
72 |
435 |
||
Improved recovery |
0 |
4 |
0 |
0 |
0 |
0 |
0 |
– |
4 |
8 |
||
Extensions and discoveries |
0 |
9 |
0 |
6 |
74 |
11 |
0 |
– |
60 |
160 |
||
Purchases of minerals in place |
0 |
0 |
0 |
0 |
5 |
0 |
0 |
– |
0 |
5 |
||
Sales of minerals in place |
(65) |
0 |
0 |
0 |
(29) |
(2) |
0 |
– |
0 |
(96) |
||
Total additions |
(34) |
260 |
2 |
39 |
136 |
7 |
(34) |
– |
136 |
512 |
||
Production |
(57) |
(221) |
(10) |
(64) |
(171) |
(12) |
(20) |
– |
(130) |
(685) |
||
|
|
|
|
|
|
North America |
South America |
|
|||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Europe |
Asia |
Oceania |
Africa |
USA |
Canada |
Total |
|||||
Revisions and reclassifications |
(368) |
923 |
733 |
290 |
114 |
235 |
29 |
1956 |
||||
Improved recovery |
0 |
1 |
0 |
0 |
0 |
0 |
3 |
4 |
||||
Extensions and discoveries |
0 |
41 |
0 |
152 |
142 |
317 |
37 |
689 |
||||
Purchases of minerals in place |
0 |
0 |
0 |
0 |
5 |
0 |
0 |
5 |
||||
Sales of minerals in place |
(210) |
0 |
0 |
0 |
(132) |
(30) |
0 |
(372) |
||||
Total additions |
(578) |
965 |
733 |
442 |
129 |
522 |
69 |
2,282 |
||||
Production |
(592) |
(1,361) |
(788) |
(378) |
(408) |
(230) |
(319) |
(4,076) |
||||
|
|
|
|
|
|
North America |
South America |
|
|||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Europe |
Asia |
Oceania |
Africa |
USA |
|
|
Canada |
Total |
|||
|
Oil, NGL and Gas |
Oil, NGL and Gas |
Oil, NGL and Gas |
Oil, NGL and Gas |
Oil, NGL and Gas |
Oil, NGL and Gas |
Synthetic crude oil |
Bitumen |
Oil and NGL |
All products |
||
Revisions and reclassifications |
(33) |
406 |
129 |
83 |
106 |
38 |
(34) |
0 |
77 |
772 |
||
Improved recovery |
0 |
4 |
0 |
0 |
0 |
0 |
|
0 |
5 |
9 |
||
Extensions and discoveries |
0 |
16 |
0 |
32 |
100 |
65 |
0 |
0 |
66 |
279 |
||
Purchases of minerals in place |
0 |
0 |
0 |
0 |
6 |
0 |
0 |
0 |
0 |
6 |
||
Sales of minerals in place |
(101) |
0 |
0 |
0 |
(52) |
(7) |
0 |
0 |
0 |
(160) |
||
Total additions |
(134) |
426 |
129 |
115 |
160 |
96 |
(34) |
0 |
148 |
906 |
||
Production |
(159) |
(455) |
(146) |
(130) |
(242) |
(51) |
(20) |
0 |
(185) |
(1,388) |
||
|