Er-Bakır ™Camden Copper Base Price
| Date | Price |
| 2020-06-01 | $2.8000 |
| 2020-05-16 | $2.7100 |
| 2020-05-16 | $2.7100 |
| 2020-05-01 | $2.7300 |
| 2020-04-16 | $2.6900 |
| 2020-04-01 | $2.6200 |
| 2020-03-16 | $2.8500 |
| 2020-03-01 | $2.9200 |
| 2020-02-16 | $2.9800 |
| 2020-02-01 | $2.8900 |
| 2020-01-16 | $3.2400 |
| 2020-01-01 | $3.2000 |
| 2019-12-16 | $3.1500 |
| 2019-12-01 | $3.0400 |
| 2019-11-16 | $3.0000 |
| 2019-11-01 | $3.0000 |
| 2019-10-16 | $2.9700 |
| 2019-10-01 | $2.9300 |
| 2019-09-16 | $3.0500 |
| 2019-09-01 | $2.9000 |
| 2019-08-16 | $2.9500 |
| 2019-08-01 | $3.0300 |
| 2019-07-16 | $3.0800 |
| 2019-07-01 | $3.0700 |
TCMB Currencies (02.06.2020) USD: 6,8181 - EUR: 7,5861 - GBP: 8,4663
Fixing Currencies (02.06.2020) USD: 6,8136 - EUR: 7,5835 - GBP: 8,5265
Fixing Parities EUR / USD: 1,113 - GBP / USD: 1,2514
Comex Copper Monthly Averages Price
| Month | Price |
| April 2020 | $2.3063 |
| April 2020 | $2.3063 |
| March 2020 | $2.3671 |
| February 2020 | $2.5838 |
| January 2020 | $2.7497 |
| December 2019 | $2.7703 |
| November 2019 | $2.6546 |
| October 2019 | $2.6117 |
| September 2019 | $2.5974 |
| August 2019 | $2.5724 |
| July 2019 | $2.6866 |
| June 2019 | $2.6784 |