| Year | Volume | Value |
|---|---|---|
| 2022 | 22,165 | 21,647 USD |
| Rank | Country | Volume | Value |
|---|---|---|---|
| 1 | Zambia | 200.53 | 1,658.868 USD |
| 2 | Zimbabwe | 73.28 | 621.104 USD |
| 3 | Democratic Republic of the Congo | 1,083.98 | 591.03 USD |
| 4 | Switzerland | 75 | 191.859 USD |
| 5 | Japan | 63.34 | 124.993 USD |
| Year | Volume | Value |
|---|---|---|
| 2024 | 3,242,699 | 9,728,020 USD |
| 2023 | 3,194,097 | 8,490,040 USD |
| 2022 | 3,749,183 | 9,736,984 USD |
| Rank | Country | Volume | Value |
|---|---|---|---|
| 1 | South Africa | 2,766,554.89 | 8,988,821.848 USD |
| 2 | Angola | 351,750 | 165,275.408 USD |
| 3 | China | 19,930.7 | 158,352.973 USD |
| 4 | Poland | 16,925.59 | 99,611.502 USD |
| 5 | Germany | 10,823.02 | 66,924.166 USD |