Number of active underground mines by sector and year, 1983 - 2022

Keywords: Mine operators
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Number of active mines
Sector 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
Coal 2,181 2,222 2,112 2,072 2,015 1,919 1,792 1,787 1,610 1,467 1,332 1,265 1,089 988 973 915 820 774 781 715 649 646 674 675 631 665 625 570 585 568 496 447 405 341 306 295 285 259 231 233
Metal 423 347 291 257 255 247 236 213 168 139 120 122 119 113 113 105 106 100 81 68 74 74 77 92 97 105 95 97 115 117 108 96 92 83 80 82 85 87 84 89
Nonmetal 95 92 93 89 76 81 77 74 69 67 62 63 57 50 48 51 51 47 44 43 43 46 45 46 48 44 44 41 41 41 44 44 44 42 40 40 40 41 39 39
Stone 120 115 112 113 111 111 109 108 108 106 105 103 102 101 104 111 115 118 115 121 121 125 126 122 113 111 108 111 110 111 111 117 116 116 115 114 110 109 110 111
Total 2,819 2,776 2,608 2,531 2,457 2,358 2,214 2,182 1,955 1,779 1,619 1,553 1,367 1,252 1,238 1,182 1,092 1,039 1,021 947 887 891 922 935 889 925 872 819 851 837 759 704 657 582 541 531 520 496 464 472
Note: Active mines are those mines that reported any employee hours during the year. Data Source: MSHA
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Content source: National Institute for Occupational Safety and Health, Mining Program