| years | Cu t | Cobalt t |
| 1 | 23 592 | 890 |
| 2 | 66 510 | 2 757 |
| 3 | 114 590 | 6 725 |
| 4 | 114 906 | 6 057 |
| 5 | 114 906 | 6 057 |
| 6 | 114 906 | 6 057 |
| 7 | 114 906 | 6 057 |
| 8 | 114 906 | 6 057 |
| 9 | 114 906 | 6 057 |
| 10 | 114 906 | 6 057 |
| 11 | 114 906 | 6 057 |
| 12 | 114 906 | 6 057 |
| 13 | 114 906 | 6 057 |
| 14 | 114 906 | 6 057 |
| 15 | 114 906 | 6 057 |
| 16 | 114 906 | 6 057 |
| 17 | 114 906 | 6 057 |
| 18 | 114 906 | 6 057 |
| 19 | 114 906 | 6 057 |
| 20 | 114 906 | 6 057 |
| totals mt | 2 158 096 | 113 336 |
| totals million lb | 4 757.7 | 249.9 |
| Cu + Co mt | 2 271 432 | |
| 17 years 4 thru 20 mt | 1 953 404 | 102 964 |
| mt/year | 114 906 | 6 057 |
| million lb/year | 253.3 | 13.4 |