|
(billion cubic feet) |
Italy |
Rest of Europe |
North Africa |
Sub-Saharan Africa |
Kazakh- |
Rest of Asia |
Americas |
Australia and Oceania |
Total |
|
2013 |
|
|
|
|
|
|
|
|
|
|
Reserves of consolidated subsidiaries at December 31, 2012 |
1,633 |
1,317 |
5,558 |
2,061 |
2,038 |
562 |
449 |
572 |
14,190 |
|
of which: developed |
1,325 |
925 |
2,720 |
1,429 |
1,401 |
372 |
334 |
459 |
8,965 |
|
undeveloped |
308 |
392 |
2,838 |
632 |
637 |
190 |
115 |
113 |
5,225 |
|
Purchase of minerals in place |
|
|
5 |
|
|
|
|
|
5 |
|
Revisions of previous estimates |
105 |
103 |
253 |
475 |
(3) |
104 |
142 |
316 |
1,495 |
|
Improved recovery |
|
|
|
|
|
|
|
|
|
|
Extensions and discoveries |
24 |
1 |
24 |
14 |
|
208 |
7 |
|
278 |
|
Production |
(230) |
(157) |
(609) |
(176) |
(78) |
(130) |
(89) |
(40) |
(1,509) |
|
Sales of minerals in place |
|
(17) |
|
|
|
|
|
|
(17) |
|
Reserves of consolidated subsidiaries at December 31, 2013 |
1,532 |
1,247 |
5,231 |
2,374 |
1,957 |
744 |
509 |
848 |
14,442 |
|
Reserves of equity-accounted entities at December 31, 2012 |
|
|
16 |
353 |
|
3,043 |
3,355 |
|
6,767 |
|
of which: developed |
|
|
16 |
|
|
402 |
6 |
|
424 |
|
undeveloped |
|
|
|
353 |
|
2,641 |
3,349 |
|
6,343 |
|
Purchase of minerals in place |
|
|
|
|
|
|
|
|
|
|
Revisions of previous estimates |
|
|
1 |
(18) |
|
16 |
(2) |
|
(3) |
|
Improved recovery |
|
|
|
|
|
|
|
|
|
|
Extensions and discoveries |
|
|
|
|
|
|
|
|
|
|
Production |
|
|
(2) |
(5) |
|
(60) |
|
|
(67) |
|
Sales of minerals in place |
|
|
|
|
|
(2,971) |
|
|
(2,971) |
|
Reserves of equity-accounted entities at December 31, 2013 |
|
|
15 |
330 |
|
28 |
3,353 |
|
3,726 |
|
Reserves at December 31, 2013 |
1,532 |
1,247 |
5,246 |
2,704 |
1,957 |
772 |
3,862 |
848 |
18,168 |
|
Developed |
1,266 |
904 |
2,447 |
1,295 |
1,488 |
300 |
315 |
561 |
8,576 |
|
consolidated subsidiaries |
1,266 |
904 |
2,432 |
1,295 |
1,488 |
286 |
310 |
561 |
8,542 |
|
equity-accounted entities |
|
|
15 |
|
|
14 |
5 |
|
34 |
|
Undeveloped |
266 |
343 |
2,799 |
1,409 |
469 |
472 |
3,547 |
287 |
9,592 |
|
consolidated subsidiaries |
266 |
343 |
2,799 |
1,079 |
469 |
458 |
199 |
287 |
5,900 |
|
equity-accounted entities |
|
|
|
330 |
|
14 |
3,348 |
|
3,692 |
