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Operational Highlights

  Years ended December 31,
   2020 2019 2018 2017
Fresh Tailings From El Teniente
Tonnes processed 43,662,625 42,309,069 43,403,906 43,718,322
Copper grade 0.13% 0.11% 0.12% 0.12%
Copper recovery 19.9% 18.6% 18.9% 19.2%
Copper produced (M lb) 25.60 19.27 21.3 21.8
         
Historic Tailings From El Teniente
Tonnes processed 15,488,590 20,685,058 22,279,089 22,658,605
Copper grade 0.251% 0.254% 0.249% 0.249%
Copper recovery 34.2% 33.6% 35.7% 31.6%
Copper produced (M lb) 29.31 38.89 43.7 39.3
         
Toll Processing (1)
Copper produced (M lb) 1.23 11.59 0 1.5
         
Total copper produced (M lb) 56.18 69.75 65.0 62.5
MVC’s copper price (US$/lb) 2.94 2.73 2.92 2.83
Cash cost (US$/lb)2 1.76 1.82 1.56 1.64

Notes:
1 In 2019 and 2020, MVC had an agreement to toll process DET smelter slag. In 2017 MVC had a tolling agreement with Compañia Minera Maricunga to process copper concentrates.   
2 Cash cost is a non-GAAP measure equal to the aggregate of smelting and refining charges, tolling costs net of inventory adjustments and administration costs, net of by-product credits.

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