| Year | Volume | Value |
|---|---|---|
| 2024 | 1,928 | 73,521 USD |
| 2023 | 16,845 | 195,761 USD |
| 2022 | 15,128 | 207,849 USD |
| Rank | Country | Volume | Value |
|---|---|---|---|
| 1 | Zambia | 963.036 | 36,714.179 USD |
| 2 | Italy | 594.325 | 22,657.676 USD |
| 3 | United States | 102.248 | 3,898.021 USD |
| 4 | Germany | 97.705 | 3,724.853 USD |
| 5 | Senegal | 75.312 | 2,871.134 USD |
| Year | Volume | Value |
|---|---|---|
| 2023 | 3,388,533 | 178,075 USD |
| 2022 | 667,636 | 156,410 USD |