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Inventories
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories
4. Inventories
The amounts shown in the accompanying consolidated balance sheets are analyzed as follows:
 
                 
    
December 31,
 
    
2020
    
2021
 
Bunkers
     2,152,601        1,120,372  
Lubricants
     1,534,497        1,652,160  
    
 
 
    
 
 
 
Total
  
 
3,687,098
 
  
 
2,772,532