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Inventories
 12 Months Ended
Dec. 31, 2021
Text block [abstract]  
Inventories
11.
INVENTORIES
 
 
  
2021
 
 
2020
 
 
2019
 
Refined products
      105,123        59,971        50,563  
Crude oil and natural gas
      37,521        33,066        24,756  
Products in process
      3,500        1,966        2,259  
Raw materials, packaging materials and others
      7,783        5,134        2,901  
    
 
 
     
 
 
     
 
 
  
       153,927 
(1)
 		      100,137 
(1)
 		      80,479 
(1)
 
    
 
 
     
 
 
     
 
 
  
 

(1)
As of December 31, 2021, 2020 and 2019, the cost of inventories does not exceed their net realizable value.