Skip to content


Table 03. Average Number of EMPLOYEE Hours at Metallic

Operations in the United States, by Primary Activity, 1978-2007

 

 

Year

Underground Mines

Surface Mines

 

Underground

Surf at UG

Total

Strip

Dredge

Other

Total

1978

36,742,707

8,038,701

44,781,408

48,522,531

805,528

138,549

49,466,608

1979

38,831,160

9,207,178

48,038,338

52,662,353

708,135

136,834

53,507,322

1980

38,307,900

10,283,340

48,591,240

49,575,691

689,497

200,024

50,465,212

1981

38,686,156

10,740,801

49,426,957

51,874,766

665,049

31,442

52,571,257

1982

24,357,362

7,256,644

31,614,006

30,279,970

696,794

12,996

36,989,760

19831

16,361,866

5,277,736

21,639,602

23,640,652

682,118

-

24,322,770

1984

16,426,707

4,225,864

20,652,571

22,978,455

668,343

-

23,646,798

1985

14,298,452

3,644,977

17,943,429

19,640,548

682,147

-

20,322,695

1986

13,060,046

3,156,922

16,216,968

19,055,356

790,254

-

19,845,610

1987

13,010,347

3,155,772

16,166,119

21,934,385

968,112

-

22,902,497

1988

14,713,725

3,497,822

18,211,547

27,417,137

1,124,143

-

28,541,290

1989

14,865,632

3,870,086

18,735,718

31,944,491

1,002,126

-

32,946,617

1990

14,923,497

4,105,080

19,028,577

34,982,186

937,034

-

35,919,220

1991

13,183,883

3,580,859

16,764,742

34,990,660

843,877

-

35,834,537

1992

11,452,301

3,657,552

15,109,853

34,140,305

856,839

-

34,997,144

1993

10,223,218

3,149,483

13,372,701

34,466,673

845,110

152,202

35,463,985

1994

10,668,653

2,687,313

13,355,966

33,080,463

703,042

1,350,270

35,133,775

1995

11,744,082

2,836,751

14,580,833

35,003,079

721,156

1,446,697

37,170,932

1996

12,189,920

2,809,491

14,999,411

36,794,604

799,379

1,227,202

38,821,185

1997

12,472,635

2,700,358

15,172,993

34,636,009

790,174

1,049,565

36,475,748

1998

11,523,977

2,258,278

13,782,255

30,597,427

670,379

578,780

31,846,586

1999

9,895,473

1,968,286

11,863,759

27,444,739

631,235

460,252

28,536,226

2000

8,813,437

2,034,500

10,847,937

24,931,485

566,542

478,181

25,976,208

2001

8,902,189

1,728,611

10,630,800

23,295,019

469,091

220,635

23,984,745

2002

7,438,917

1,401,704

8,840,621

19,801,231

429,121

119,294

20,349,646

2003

7,231,668

1,471,194

8,702,862

18,424,119

396,968

88,949

18,910,036

2004

7,619,658

1,579,432

9,199,090

20,462,346

208,944

124,258

20,795,548

2005

8,362,302

1,648,862

10,011,164

21,352,736

207,236

176,821

21,736,793

2006

9,149,807

1,788,270

10,938,077

23,829,786

212,776

283,975

24,326,537

2007

10,873,661

1,855,460

12,729,121

26,615,585

217,310

246,076

27,078,971

 


 

Table 03. Average Number of EMPLOYEE Hours at Metallic

Operations in the United States, by Primary Activity, 1978-2007 continued:

 

 

Year

Total Mining

Indp Shops/Yrds

Mills

Total w/o Office

Office

Grand Total

1978

94,248,016

5,138,448

56,781,578

156,168,042

22,191,239

178,359,281

1979

101,545,660

4,308,755

64,360,622

170,215,037

23,446,331

193,661,368

1980

99,056,452

2,554,817

62,302,837

163,914,106

23,660,379

187,574,485

1981

101,998,214

2,853,657

67,950,957

172,802,828

24,320,947

197,123,775

1982

62,603,766

1,457,951

43,777,555

107,839,272

18,111,915

125,951,187

19831

45,962,372

1,497,871

35,730,550

83,190,793

13,282,409

96,473,202

1984

44,299,369

1,783,129

36,561,568

82,644,066

11,097,975

93,742,041

1985

38,266,124

1,646,531

31,735,952

71,648,607

9,359,283

81,007,890

1986

36,062,578

1,104,026

27,789,010

64,955,614

8,508,370

73,463,984

1987

39,068,616

1,143,877

31,396,059

71,608,552

8,823,654

80,432,206

1988

46,752,837

737,820

35,964,028

83,454,685

10,255,564

93,710,249

1989

51,682,335

754,830

40,484,259

92,921,424

11,712,040

104,633,464

1990

54,947,797

761,764

41,102,365

96,811,926

11,912,388

108,724,314

1991

52,599,279

756,745

40,924,642

94,280,666

12,106,943

106,387,609

1992

50,106,997

733,390

39,753,612

90,593,999

12,044,846

102,638,845

1993

48,836,686

715,139

38,135,605

87,687,430

10,407,227

98,094,657

1994

48,489,741

746,328

37,041,696

86,277,765

10,234,627

96,512,392

1995

51,751,765

891,465

37,889,252

90,532,482

10,390,954

100,923,436

1996

53,820,596

724,199

38,926,602

93,471,397

10,591,047

104,062,444

1997

51,648,741

734,372

38,496,224

90,879,337

10,791,905

101,671,242

1998

45,628,841

688,676

36,158,851

82,476,368

10,505,387

92,981,755

1999

40,399,985

624,715

33,178,151

74,202,851

9,153,071

83,355,922

2000

36,824,145

649,285

31,294,459

68,767,889

8,673,170

77,441,059

2001

34,615,545

570,325

26,094,494

61,280,364

7,512,221

68,792,585

2002

29,190,267

542,793

22,142,043

51,875,103

6,623,490

58,498,593

2003

27,612,898

485,376

20,837,286

48,935,560

6,602,093

55,537,653

2004

29,994,638

423,714

21,763,920

52,182,272

7,298,949

59,481,221

2005

31,747,957

471,395

23,327,566

55,546,918

7,861,474

63,408,392

2006

35,264,614

410,803

23,910,753

59,586,170

8,358,091

67,944,261

2007

39,808,092

447,712

26,192,750

66,448,554

9,043,003

75,491,557

 

1Beginning in 1983, only operator data are available at this level of detail.