Table 25. BITUMINOUS COAL - MAN-DAYS BY COUNTY

Table 25
BITUMINOUS COAL - MAN-DAYS BY COUNTY

Year Allegheny Armstrong Beaver Bedford Blair Bradford Butler Cambria Centre Clarion

1925 2,739,492 836,966 30,686 146,021 98,351 6,800 572,067 4,281,947 259,551 471,419

1931 2,830,946 546,947 23,788 93,108 113,640 2,340 185,859 2,961,989 168,577 312,950

1935 3,196,377 529,405 33,414 138,142 81,133 6,644 198,970 3,535,388 162,050 379,818

1940 2,712,314 911,003 54,146 116,005 79,766 206,718 4,164,101 194,729 292,192

1941 3,035,805 992,304 126,966 156,624 66,949 396,991 4,475,079 239,537 351,408

1942 3,398,413 879,294 120,354 185,618 59,969 256,643 4,603,324 263,918 445,173

1943 2,939,490 974,821 78,582 167,072 36,728 254,463 4,296,233 282,800 452,155

1944 3,017,499 1,016,565 84,893 222,445 39,087 923 247,438 4,351,763 244,290 449,925

1945 2,769,066 1,161,389 62,132 181,248 37,511 246,791 3,771,209 239,142 390,835

1946 2,240,959 766,782 61,694 153,718 34,562 268,144 3,248,093 210,995 370,467

1947 2,832,514 936,501 65,842 143,963 35,471 796 338,166 2,586,437 223,423 344,762

1948 2,322,545 930,729 64,818 134,399 45,241 285,601 2,342,177 227,617 330,874

1949 1,607,813 513,079 53,159 67,311 39,377 800 192,543 2,403,144 147,879 320,723

1950 1,712,076 525,437 52,830 45,463 30,039 1,284 272,570 2,340,880 130,717 315,742

1951 1,851,331 653,916 59,548 41,750 38,181 1,114 287,536 2,092,458 151,624 253,989

1952 1,266,219 492,407 39,204 31,810 32,015 1,160 220,158 1,857,245 126,128 247,979

1953 1,292,748 466,540 44,616 19,278 23,578 930 199,992 1,808,175 96,515 208,093

1954 999,245 312,434 54,201 8,977 20,768 709 195,722 1,383,925 90,941 247,424

1955 927,378 276,803 59,419 27,641 40,951 325 281,529 1,799,684 118,280 205,869

1956 878,753 257,956 49,755 38,501 38,796 432 170,161 1,756,119 111,327 228,189

1957 756,358 244,903 42,923 43,936 14,275 166,500 1,680,143 104,115 240,606

1958 546,283 240,640 23,485 42,715 18,798 976 169,628 1,184,022 86,522 204,209

1959 452,650 224,278 24,442 40,679 15,607 860 149,037 906,234 86,629 220,712

1960 439,955 246,926 24,684 35,385 11,782 960 130,560 835,087 69,770 209,790

1961 376,124 244,333 35,113 39,539 10,661 1,608 141,482 756,622 70,822 185,674

1962 334,863 251,881 35,029 37,249 10,545 1,434 130,923 627,979 65,956 197,013

1963 284,733 263,366 24,526 34,055 4,636 1,571 119,334 697,413 70,864 205,687

1964 320,707 249,242 31,241 32,125 4,323 1,480 113,007 854,966 64,123 204,442

1965 267,360 255,024 29,741 26,741 2,028 2,156 133,868 887,077 59,381 161,374

1966 295,373 279,838 14,404 23,352 13,746 1,639 128,163 857,006 48,505 122,847

1967 284,978 298,417 10,254 15,483 1,412 50 116,474 777,697 48,629 144,324

1968 298,876 301,200 12,595 9,041 1,372 100 116,495 767,133 39,220 163,152

1969 309,876 339,100 19,082 2,886 1,104 120 103,533 734,321 63,558 159,380

1970 308,456 404,727 16,484 3,027 222 80 111,699 740,652 70,694 171,103

1971 282,452 379,366 16,177 1,514 98 108,165 745,573 76,450 178,981

1972 351,025 404,324 18,153 373 3,192 87,560 1,002,863 66,598 179,610

1973 360,874 386,065 16,311 252 1,960 79 71,376 997,124 64,195 177,566

1974 354,197 380,723 28,470 3,019 1,260 60 93,582 969,270 74,822 237,771

1975 449,332 500,118 32,198 5,094 1,936 69 128,367 1,212,872 102,557 282,065

1976 454,553 519,571 38,922 10,131 1,989 28 129,980 1,240,421 107,411 356,757

1977 453,274 497,120 14,298 11,100 2,840 138 129,658 984,753 100,141 373,215

1978 369,126 431,390 20,079 13,211 2,744 558 145,620 864,288 88,284 362,317

1979 432,078 488,750 11,278 5,204 462 171,431 1,133,786 120,628 383,695

1980 380,222 586,846 4,947 12,134 482 243,250 1,554,584 301,975 1,125,639

1981 285,663 347,317 400 13,831 2,262 1,611 184,946 590,075 97,834 283,030

1982 255,022 357,478 2,739 8,782 7,308 8,960 204,362 434,513 146,170 140,938

1983 90,900 333,793 1,200 8,860 3,611 8,820 118,178 466,873 100,175 108,421

1984 117,174 338,537 1,980 11,174 9,840 15 140,263 470,239 105,096 130,697

1985 111,222 323,861 5,779 6,083 10,336 126,248 339,314 96,444 122,159

1986 117,248 302,466 6,968 8,588 9,136 126,516 281,921 93,394 98,796

1987 66,544 297,506 11,663 3,554 6,000 59,252 280,612 94,386 74,982

1988 64,854 275,508 9,138 2,121 6,720 100,535 318,091 83,567 45,354

1989 67,490 241,098 15,192 1,466 5,170 95,517 304,140 73,530 76,018

1990 69,297 305,780 15,641 18,875 170,450 113,646 240,293 71,688 55,216

1991 66,496 279,980 6,450 995 5,970 49,904 213,107 43,815 67,005

1992 9,929 282,596 8,487 261 6,960 20,165 187,287 9,850 95,294

1993 10,424 213,847 14,122 6,480 18,850 189,419 6,128 33,478

1994 7,075 207,212 3,984 386 7,222 11,331 134,119 4,217 30,113

1995 1,735 226,685 4,781 6,832 5,549 84,214 3,083 3,295

1996 4,751 180,843 9,949 6,235 8,156 51,837 9,412 14,704

1997 9,110 183,735 5,131 4,566 3,221 57,638 13,734 5,065

1998 12,692 196,393 5,608 3,270 8,495 57,073 18,957 7,420

1999 ¹ 6,386 186,968 11,656 187 302 9,937 41,469 78 17,006

2000 ¹ 5,932 107,445 12,972 466 7,158 37,471 1,399 14,373

¹ Man-Days were calculated by dividing Total Man-Hours worked by 8 hours per day. Previous calculations were Total Employees x Total Mine Working Days.

Year	Allegheny	Armstrong	Beaver	Bedford	Blair	Bradford	Butler	Cambria	Centre	Clarion
1925	2,739,492	836,966	30,686	146,021	98,351	6,800	572,067	4,281,947	259,551	471,419
1931	2,830,946	546,947	23,788	93,108	113,640	2,340	185,859	2,961,989	168,577	312,950
1935	3,196,377	529,405	33,414	138,142	81,133	6,644	198,970	3,535,388	162,050	379,818
1940	2,712,314	911,003	54,146	116,005	79,766		206,718	4,164,101	194,729	292,192
1941	3,035,805	992,304	126,966	156,624	66,949		396,991	4,475,079	239,537	351,408
1942	3,398,413	879,294	120,354	185,618	59,969		256,643	4,603,324	263,918	445,173
1943	2,939,490	974,821	78,582	167,072	36,728		254,463	4,296,233	282,800	452,155
1944	3,017,499	1,016,565	84,893	222,445	39,087	923	247,438	4,351,763	244,290	449,925
1945	2,769,066	1,161,389	62,132	181,248	37,511		246,791	3,771,209	239,142	390,835
1946	2,240,959	766,782	61,694	153,718	34,562		268,144	3,248,093	210,995	370,467
1947	2,832,514	936,501	65,842	143,963	35,471	796	338,166	2,586,437	223,423	344,762
1948	2,322,545	930,729	64,818	134,399	45,241		285,601	2,342,177	227,617	330,874
1949	1,607,813	513,079	53,159	67,311	39,377	800	192,543	2,403,144	147,879	320,723
1950	1,712,076	525,437	52,830	45,463	30,039	1,284	272,570	2,340,880	130,717	315,742
1951	1,851,331	653,916	59,548	41,750	38,181	1,114	287,536	2,092,458	151,624	253,989
1952	1,266,219	492,407	39,204	31,810	32,015	1,160	220,158	1,857,245	126,128	247,979
1953	1,292,748	466,540	44,616	19,278	23,578	930	199,992	1,808,175	96,515	208,093
1954	999,245	312,434	54,201	8,977	20,768	709	195,722	1,383,925	90,941	247,424
1955	927,378	276,803	59,419	27,641	40,951	325	281,529	1,799,684	118,280	205,869
1956	878,753	257,956	49,755	38,501	38,796	432	170,161	1,756,119	111,327	228,189
1957	756,358	244,903	42,923	43,936	14,275		166,500	1,680,143	104,115	240,606
1958	546,283	240,640	23,485	42,715	18,798	976	169,628	1,184,022	86,522	204,209
1959	452,650	224,278	24,442	40,679	15,607	860	149,037	906,234	86,629	220,712
1960	439,955	246,926	24,684	35,385	11,782	960	130,560	835,087	69,770	209,790
1961	376,124	244,333	35,113	39,539	10,661	1,608	141,482	756,622	70,822	185,674
1962	334,863	251,881	35,029	37,249	10,545	1,434	130,923	627,979	65,956	197,013
1963	284,733	263,366	24,526	34,055	4,636	1,571	119,334	697,413	70,864	205,687
1964	320,707	249,242	31,241	32,125	4,323	1,480	113,007	854,966	64,123	204,442
1965	267,360	255,024	29,741	26,741	2,028	2,156	133,868	887,077	59,381	161,374
1966	295,373	279,838	14,404	23,352	13,746	1,639	128,163	857,006	48,505	122,847
1967	284,978	298,417	10,254	15,483	1,412	50	116,474	777,697	48,629	144,324
1968	298,876	301,200	12,595	9,041	1,372	100	116,495	767,133	39,220	163,152
1969	309,876	339,100	19,082	2,886	1,104	120	103,533	734,321	63,558	159,380
1970	308,456	404,727	16,484	3,027	222	80	111,699	740,652	70,694	171,103
1971	282,452	379,366	16,177	1,514		98	108,165	745,573	76,450	178,981
1972	351,025	404,324	18,153	373	3,192		87,560	1,002,863	66,598	179,610
1973	360,874	386,065	16,311	252	1,960	79	71,376	997,124	64,195	177,566
1974	354,197	380,723	28,470	3,019	1,260	60	93,582	969,270	74,822	237,771
1975	449,332	500,118	32,198	5,094	1,936	69	128,367	1,212,872	102,557	282,065
1976	454,553	519,571	38,922	10,131	1,989	28	129,980	1,240,421	107,411	356,757
1977	453,274	497,120	14,298	11,100	2,840	138	129,658	984,753	100,141	373,215
1978	369,126	431,390	20,079	13,211	2,744	558	145,620	864,288	88,284	362,317
1979	432,078	488,750	11,278	5,204		462	171,431	1,133,786	120,628	383,695
1980	380,222	586,846	4,947	12,134		482	243,250	1,554,584	301,975	1,125,639
1981	285,663	347,317	400	13,831	2,262	1,611	184,946	590,075	97,834	283,030
1982	255,022	357,478	2,739	8,782	7,308	8,960	204,362	434,513	146,170	140,938
1983	90,900	333,793	1,200	8,860	3,611	8,820	118,178	466,873	100,175	108,421
1984	117,174	338,537	1,980	11,174	9,840	15	140,263	470,239	105,096	130,697
1985	111,222	323,861	5,779	6,083	10,336		126,248	339,314	96,444	122,159
1986	117,248	302,466	6,968	8,588	9,136		126,516	281,921	93,394	98,796
1987	66,544	297,506	11,663	3,554	6,000		59,252	280,612	94,386	74,982
1988	64,854	275,508	9,138	2,121	6,720		100,535	318,091	83,567	45,354
1989	67,490	241,098	15,192	1,466	5,170		95,517	304,140	73,530	76,018
1990	69,297	305,780	15,641	18,875	170,450		113,646	240,293	71,688	55,216
1991	66,496	279,980	6,450	995	5,970		49,904	213,107	43,815	67,005
1992	9,929	282,596	8,487	261	6,960		20,165	187,287	9,850	95,294
1993	10,424	213,847	14,122		6,480		18,850	189,419	6,128	33,478
1994	7,075	207,212	3,984	386	7,222		11,331	134,119	4,217	30,113
1995	1,735	226,685	4,781		6,832		5,549	84,214	3,083	3,295
1996	4,751	180,843	9,949		6,235		8,156	51,837	9,412	14,704
1997	9,110	183,735	5,131		4,566		3,221	57,638	13,734	5,065
1998	12,692	196,393	5,608		3,270		8,495	57,073	18,957	7,420
1999 ¹	6,386	186,968	11,656	187	302		9,937	41,469	78	17,006
2000 ¹	5,932	107,445	12,972		466		7,158	37,471	1,399	14,373

Table 25 BITUMINOUS COAL - MAN-DAYS BY COUNTY

Table 25
BITUMINOUS COAL - MAN-DAYS BY COUNTY