Table 02. Bituminous
Coal PRODUCTION1
(in
short tons)
in the United States,
by Primary Activity, 1978-2007
|
|
Surface
Mines
|
|
Year
|
Underground
Mines
|
Strip
|
Auger
|
Culm
Bank
|
Dredge
|
Total
|
Grand
Total
|
1978
|
228,651,038
|
396,176,499
|
2,521,664
|
425,052
|
22,132
|
399,145,347
|
627,796,385
|
1979
|
300,044,299
|
435,300,143
|
1,906,995
|
324,180
|
62,630
|
437,593,948
|
737,638,247
|
1980
|
320,493,833
|
470,634,729
|
1,348,373
|
474,892
|
117,420
|
472,575,414
|
793,069,247
|
1981
|
298,935,183
|
481,500,237
|
1,621,326
|
494,732
|
125,846
|
483,742,141
|
782,677,324
|
1982
|
328,095,651
|
476,136,591
|
1,850,723
|
387,179
|
179,001
|
478,553,494
|
806,649,145
|
1983
|
291,720,829
|
461,702,259
|
1,362,848
|
240,314
|
181,547
|
463,486,968
|
755,207,797
|
1984
|
342,152,478
|
530,364,592
|
1,624,362
|
376,180
|
177,786
|
532,542,920
|
874,695,398
|
1985
|
341,964,444
|
508,899,458
|
2,137,227
|
322,810
|
151,319
|
511,510,814
|
853,475,258
|
1986
|
352,265,305
|
512,843,102
|
1,833,298
|
328,237
|
150,745
|
515,155,382
|
867,420,687
|
1987
|
364,026,658
|
526,571,449
|
3,316,768
|
682,590
|
190,323
|
530,761,130
|
894,787,788
|
1988
|
376,615,328
|
554,391,329
|
4,062,788
|
712,051
|
160,776
|
559,326,944
|
935,942,272
|
1989
|
386,951,135
|
573,888,448
|
3,704,348
|
671,349
|
274,118
|
578,538,263
|
965,489,398
|
1990
|
419,378,923
|
590,934,419
|
3,406,800
|
755,992
|
276,830
|
595,374,041
|
1,014,752,964
|
1991
|
403,694,730
|
574,626,924
|
3,318,079
|
645,795
|
426,419
|
579,017,217
|
982,711,947
|
1992
|
403,233,450
|
575,398,356
|
3,464,461
|
697,984
|
258,438
|
579,819,239
|
983,052,689
|
1993
|
347,558,480
|
585,675,498
|
2,476,531
|
342,287
|
147,469
|
588,641,785
|
936,200,265
|
1994
|
395,974,536
|
624,052,246
|
4,124,077
|
738,167
|
283,789
|
629,198,279
|
1,025,172,815
|
1995
|
395,454,398
|
624,695,353
|
3,974,181
|
755,468
|
306,926
|
629,731,928
|
1,025,186,326
|
1996
|
409,977,403
|
641,765,953
|
5,738,065
|
1,033,791
|
338,246
|
648,876,055
|
1,058,853,458
|
1997
|
419,236,819
|
658,927,259
|
6,409,607
|
1,246,233
|
483,960
|
667,067,059
|
1,086,303,878
|
1998
|
418,511,391
|
687,104,002
|
6,403,109
|
1,201,470
|
610,853
|
695,319,434
|
1,113,830,825
|
1999
|
390,826,364
|
694,582,667
|
6,661,090
|
963,199
|
719,419
|
702,926,375
|
1,093,752,739
|
2000
|
373,318,434
|
691,160,945
|
7,289,933
|
1,377,859
|
668,431
|
700,497,168
|
1,073,815,602
|
2001
|
379,592,854
|
739,298,536
|
5,628,804
|
867,952
|
733,419
|
746,528,711
|
1,126,121,565
|
2002
|
356,801,249
|
729,858,741
|
4,870,888
|
326,476
|
447,394
|
735,503,499
|
1,092,304,748
|
2003
|
352,205,401
|
712,653,261
|
4,252,605
|
365,846
|
573,305
|
717,845,017
|
1,070,050,418
|
2004
|
366,239,686
|
735,826,345
|
6,339,688
|
447,065
|
509,749
|
743,122,847
|
1,109,362,533
|
2005
|
368,347,208
|
754,150,039
|
8,597,856
|
285,608
|
351,629
|
763,385,132
|
1,131,732,340
|
2006
|
358,719,681
|
792,094,561
|
9,659,920
|
375,989
|
379,918
|
802,510,388
|
1,161,230,069
|
2007
|
351,566,178
|
782,765,827
|
9,574,398
|
842,668
|
308,346
|
793,491,239
|
1,145,057,417
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|