NUMBER OF PRODUCTIVE WELLS [A] (AT DECEMBER 31)

 

 

2012

2011

2010

 

Oil

Gas

Oil

Gas

Oil

Gas

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

[A]

The number of productive wells with multiple completions (more than one formation producing into the same well bore) at December 31, 2012: 1,918 gross (694 net); 2011: 1,997 gross (739 net).

Europe

1,431

425

1,266

398

1,454

427

1,317

430

1,464

412

1,341

443

Asia

7,392

2,345

248

118

7,361

2,352

289

162

7,236

2,382

298

164

Oceania

48

5

574

217

48

5

557

212

39

4

608

211

Africa

837

324

95

62

883

357

98

65

1,180

447

89

59

North America – USA

15,108

7,630

4,618

2,808

14,993

7,607

3,449

2,222

15,322

7,771

3,884

2,457

North America – Canada

460

393

1,165

880

476

406

1,115

906

433

370

1,007

764

South America

73

29

7

2

67

33

7

2

73

34

6

1

Total

25,349

11,151

7,973

4,485

25,282

11,187

6,832

3,999

25,747

11,420

7,233

4,099
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