| Historical Data 1931 - 1977 Bituminous Coal Mines in the United States |
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TABLE 2B. - Injury experience, worktime, and production data at
bituminous coal mines in the United States, 1931-77
Injuries
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1931 1,080 53,975 55,055 NA 55,055
1932 958 39,352 40,310 NA 40,310
1933 833 43,946 44,779 NA 44,779
1934 958 46,982 47,940 NA 47,940
1935 968 47,529 48,497 NA 48,497
1936 1,098 50,514 51,612 NA 51,612
1937 1,198 52,847 54,045 NA 54,045
1938 880 36,794 37,674 NA 37,674
1939 367 38,544 39,411 NA 39,411
1940 1,204 43,994 45,198 NA 45,198
1941 1,072 46,637 47,709 NA 47,709
1942 1,245 53,193 54,436 NA 54,438
1943 1,225 51,067 52,292 NA 52,292
1944 1,124 51,253 52,377 NA 52,377
1945 925 46,194 47,119 NA 47,119
1946 795 42,817 43,612 NA 43,612
1947 985 46,025 47,010 NA 47,010
1948 862 42,078 42,940 NA 42,940
1949 494 27,548 28,042 NA 28,042
1950 550 28,390 28,940 NA 28,940
1951 684 28,081 28,765 NA 28,765
1952 449 23,719 24,168 NA 24,168
1953 397 20,112 20,509 NA 20,509
1954 334 14,746 15,080 NA 15,080
1955 360 15,966 16,326 NA 16,326
1956 392 16,486 16,878 NA 16,878
1957 427 15,915 16,342 NA 16,342
1958 326 12,036 12,362 NA 12,362
1959 246 10,440 10,686 NA 10,686
1960 290 10,501 10,791 NA 10,791
1961 275 9,902 10,177 NA 10,177
1962 263 9,783 10,046 NA 10,046
1963 252 9,838 10,090 NA 10,090
1964 218 9,728 9,946 NA 9,946
1965 251 10,071 10,322 NA 10,322
1966 227 9,617 9,844 NA 9,844
1967 213 9,506 9,719 NA 9,719
1968 307 9,135 9,442 NA 9,442
1969 190 9,425 9,615 NA 9,615
1970 255 11,049 11,304 NA 11,304
1971 176 11,363 11,539 NA 11,539
1972 153 12,012 12,165 15,700 27,865
1973 131 10,880 11,011 13,999 25,010
1974 131 8,298 8,429 6,895 15,324
1975 153 10,856 11,009 9,185 20,194
1976 140 14,096 14,236 12,333 26,569
1977 128 14,700 14,828 9,771 24,599
NA Not available.
Frequency rate per
million man-hour
Year Nonfatal All Non- All
Fatal disabling disabling disabling injuries
1931 1.60 79.98 81.58 NA 81.58
1932 1.77 72.58 74.35 NA 74.35
1933 1.31 68.87 70.17 NA 70.17
1934 1.41 69.39 70.80 NA 70.80
1935 1.46 71.47 72.92 NA 72.92
1936 1.43 65.62 67.04 NA 67.04
1937 1.54 68.05 69.59 NA 69.59
1938 1.52 63.47 64.98 NA 64.98
1939 1.36 60.52 61.89 NA 61.89
1940 1.68 61.28 62.95 NA 62.95
1941 1.35 58.93 60.28 NA 60.28
1942 1.41 60.21 61.62 NA 61.62
1943 1.39 57.79 59.17 NA 59.17
1944 1.23 56.02 57.25 NA 57.25
1945 1.13 56.52 57.65 NA 57.65
1946 1.09 58.81 59.91 NA 59.91
1947 1.23 57.32 58.54 NA 58.54
1948 1.15 56.28 57.43 NA 57.43
1949 0.93 51.67 52.60 NA 52.60
1950 0.92 47.73 48.65 NA 48.65
1951 1.16 47.56 48.72 NA 48.72
1952 0.90 47.64 48.54 NA 48.54
1953 0.89 45.26 46.16 NA 46.16
1954 0.99 43.66 44.65 NA 44.65
1955 0.96 42.76 43.72 NA 43.72
1956 1.02 42.99 44.02 NA 44.02
1957 1.17 43.74 44.91 NA 44.91
1958 1.14 41.97 43.11 NA 43.11
1959 0.92 39.15 40.07 NA 40.07
1960 1.13 40.85 41.98 NA 41.98
1961 1.18 42.52 43.70 NA 43.70
1962 1.15 42.86 44.01 NA 44.01
1963 1.09 42.38 43.47 NA 43.47
1964 0.94 41.92 42.86 NA 42.86
1965 1.08 43.30 44.37 NA 44.37
1966 0.99 41.80 42.78 NA 42.78
1967 0.93 41.44 42.36 NA 42.36
1968 1.37 40.89 42.26 NA 42.26
1969 0.84 41.44 42.28 NA 42.28
1970 1.02 44.21 45.23 NA 45.23
1971 0.72 46.41 47.13 NA 47.13
1972 0.59 45.96 46.55 60.08 106.62
1973 0.48 40.06 40.54 51.55 92.09
1974 0.45 28.45 28.90 23.64 52.54
1975 0.42 29.89 30.31 25.29 55.59
1976 0.37 37.29 37.66 32.63 70.29
1977 0.33 38.14 38.47 25.35 63.82
NA Not available.
Severity rates per
million man-hour
Year Nonfatal All Man-hours Production,
Fatal disabling disabling worked short tons
(thousands) (thousands)
1931 9,602 NA NA 674,871 382,105
1932 10,602 NA NA 542,181 309,710
1933 7,832 NA NA 638,124 333,631
1934 8,489 NA NA 677,115 359,368
1935 8,733 NA NA 665,047 372,369
1936 8,558 NA NA 769,819 436,468
1937 9,256 NA NA 776,581 447,047
1938 9,107 NA NA 579,747 349,548
1939 8,169 NA NA 636,828 396,631
1940 10,062 NA NA 717,969 461,319
1941 8,127 NA NA 791,429 515,769
1942 8,455 NA NA 883,518 581,705
1943 8,317 NA NA 883,709 593,471
1944 7,371 2,198 9,569 914,925 621,358
1945 6,791 2,497 9,288 817,316 576,525
1946 6,552 2,552 9,104 727,995 533,520
1947 7,360 2,689 10,049 803,016 628,034
1948 6,917 2,687 9,604 747,686 592,923
1949 5,559 3,231 8,790 533,166 435,719
1950 5,548 2,876 8,424 594,836 517,879
1951 6,951 3,097 10,048 590,406 533,132
1952 5,411 2,998 8,408 497,914 469,373
1953 5,361 2,681 8,042 444,319 455,885
1954 5,934 2,566 8,499 337,727 391,952
1955 5,785 2,398 8,183 373,384 462,519
1956 6,134 2,196 5,330 383,442 496,231
1957 7,040 2,197 9,237 363,896 489,175
1958 6,821 2,825 9,646 286,758 410,936
1959 5,535 2,446 7,981 266,660 412,078
1960 6,768 2,502 9,270 257,075 416,098
1961 7,085 2,692 9,778 232,871 403,222
1962 6,913 2,799 9,712 228,267 422,838
1963 6,513 2,321 8,834 232,136 460,285
1964 5,637 2,675 8,312 232,037 488,086
1965 6,474 2,769 9,243 232,613 513,083
1966 5,919 1,981 7,900 230,087 532,559
1967 5,571 2,247 7,817 229,415 548,503
1968 8,245 2,580 10,825 223,406 541,849
1969 5,013 2,269 7,282 227,411 558,931
1970 6,121 2,339 8,460 249,945 599,918
1971 4,313 1,157 5,470 244,820 553,993
1972 3,513 1,892 5,405 261,338 528,093
1973 2,894 1,966 4,860 271,575 551,482
1974 2,695 1,946 4,641 291,672 560,840
1975 2,527 1,778 4,306 363,250 606,007
1976 2,222 1,740 3,962 377,985 641,692
1977 1,993 2,901 4,893 685,434 665,413
NA Not available.
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