v3.22.1
Other operating income and expenses
 3 Months Ended
Mar. 31, 2022
Other operating income and expenses [Abstract]  
Other operating income and expenses
Note 20.- Other operating income and expenses
The table below shows the detail of Other operating income and expenses for the three-month periods ended March 31, 2022, and 2021:

Other operating income
  
For the three-month period ended March 31,
  
   
2022
    
2021
  
   
($ in thousands)
  
Grants (Note 16)
    
14,933
      
14,813
  
Insurance proceeds and other
    
4,440
      
7,808
  
Total
    
19,373
      
22,621
  


Other operating expenses
  
For the three-month period ended March 31,
  
   
2022
    
2021
  
   
($ in thousands)
  
Raw materials and consumables used
    
(5,010
)
    
(23,492
)
Leases and fees
    
(2,866
)
    
(988
)
Operation and maintenance
    
(36,317
)
    
(38,026
)
Independent professional services
    
(8,561
)
    
(8,158
)
Supplies
    
(15,061
)
    
(7,059
)
Insurance
    
(11,666
)
    
(10,731
)
Levies and duties
    
(4,672
)
    
(9,666
)
Other expenses
    
(3,780
)
    
(6,024
)
Total
    
(87,933
)
    
(104,146
)

The decrease in Other operating expenses in 2022 is primarily due to a specific non-recurrent solar project of Rioglass which ended in October 2021, which mainly explains the decrease in Raw materials and consumables used in 2022.