| Year | Volume | Value |
|---|---|---|
| 2024 | 31,651 | 50,453 USD |
| 2023 | 21,213 | 42,560 USD |
| 2022 | 23,936 | 37,575 USD |
| Rank | Country | Volume | Value |
|---|---|---|---|
| 1 | Switzerland | 840 | 10,950.191 USD |
| 2 | China | 8,145 | 8,519.242 USD |
| 3 | France | 2,434.5 | 5,997.29 USD |
| 4 | Germany | 2,900.5 | 5,609.944 USD |
| 5 | Bulgaria | 4,880 | 4,525.473 USD |