|
NIOSH Mining Safety and Health Research |
Number of Mines, Employees, Full-time Equivalent1
Employees, and Median Employment Size by Commodity and Employer Type, 2006 |
Commodity and Employer Type |
No. Mines |
No. Employees |
No. FTE1 Employees |
Median Employment Size |
Coal Operator |
2,113 |
85,693 |
94,495 |
16 |
Metal Operator |
280 |
32,874 |
33,972 |
13 |
Nonmetal Operator |
741 |
23,051 |
23,221 |
8 |
Stone Operator |
4,573 |
82,583 |
85,402 |
9 |
Sand and Gravel Operator |
7,178 |
46,069 |
39,796 |
4 |
Operator Total |
14,885 |
270,270 |
276,886 |
6 |
Coal Contractor |
NA |
37,282 |
23,078 |
4 |
Noncoal Contractor |
NA |
55,945 |
31,294 |
4 |
Contractor Total |
NA |
93,227 |
54,372 |
4 |
|
Total |
14,885 |
363,497 |
331,258 |
5 |
|
1Full-time equivalent employees based on reported number of
employee hours (2,000 hours = 1 FTE). NA=Not applicable. |
Data Source: MSHA |
|
|
|