(단위 : 천Bbl, 천B/D, %)

연도

도입량

처  리  량

정제능력

가동률

연간

월평균

일평균

증감

1990

308,368

307,281

25,607

842

3.6

840

100.2

1991

387,156

412,787

34,399

1,131

34.3

1,036

109.2

1992

508,986

510,620

42,552

1,395

23.4

1,442

96.7

1993

560,563

543,969

45,331

1,490

6.8

1,675

89.0

1994

573,714

560,866

46,739

1,537

3.1

1,700

90.4

1995

624,945

631,078

52,590

1,729

12.5

1,818

95.1

1996

721,927

720,846

60,071

1,970

13.9

2,438

80.8

1997

873,415

871,974

72,665

2,389

21.3

2,438

98.0

1998

819,094

825,890

68,824

2,263

-5.3

2,438

92.8

1999

874,090

872,742

72,728

2,391

5.7

2,438

98.1

2000

893,943

890,304

74,192

2,433

1.7

2,438

99.8

2001

859,367

860,115

71,676

2,356

-3.1

2,438

96.7

2002

790,992

786,805

65,567

2,156

-8.5

2,438

88.4

2003

804,809

782,951

65,246

2,145

-0.5

2,438

88.0

2004

825,790

826,551

68,879

2,258

5.3

2,438

92.6

2005

843,203

852,439

71,037

2,335

3.4

2,735

85.4

2006

888,794

878,395

73,200

2,407

3.0

2,808

85.7

2007

872,541

882,117

73,510

2,417

0.4

2,812

85.9

2008

864,872

865,663

72,139

2,365

-2.1

2,875

82.3

2009

835,085

838,475

69,873

2,297

-2.9

2,925

78.5

2010

872,415

872,247

72,687

2,390

4.0

2,935

81.4

2011

927,044

924,441

77,037

2,533

6.0

3,039

83.3

2012

947,292

945,162

78,764

2,582

2.0

2,949

87.6