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Note 9 - Inventories
12 Months Ended
Dec. 31, 2021
Notes to Financial Statements  
Inventory Disclosure [Text Block]

NOTE 9INVENTORIES:

 

Inventory components consist of the following:

 

  

December 31,

 
  

2021

  

2020

 

Coal

 $12,078  $7,163 

Supplies

  50,798   49,037 

Total Inventories

 $62,876  $56,200