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Cost of sales (Tables)
 12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Summary of Cost of Sales

Cost of sales is analysed as follows:

 

     2018      2017  

Opening inventories

      91,077        91,014  

Purchases

      177,591        180,872  

Labor

      89,827        92,330  

Third party manufacturers

      6,039        8,725  

Other manufacturing costs

      29,004        37,605  

Amortization charge of capital grants

      (1,061 )       (1,068 ) 

Closing inventoires

      (84,227 )       (91,077 ) 
  

 

 

     

 

 

  

Total

      308,250        318,401