Closing exchange rates for the most significant foreign
currencies relative to US$:
| | | | Geographical | | Reporting | | | June 30, | | | December 31, | | | June 30, | | | January 1, | | Currency | | | | area | | entities | | | 2025 | | | 2024 | | | 2024 | | | 2024 | | US$ | | Dollar | | United States | | | 2 | | | | 1.0000 | | | | 1.0000 | | | | 1.0000 | | | | 1.0000 | | CHF | | Swiss Franc | | Switzerland | | | 2 | | | | 1.2609 | | | | 1.1016 | | | | 1.1125 | | | | 1.1880 | | EUR | | Euro | | Europe | | | 1 | | | | 1.1783 | | | | 1.0355 | | | | 1.0722 | | | | 1.0943 | |
Average exchange rates for the year for the most significant foreign
currencies relative to US$:
| | | | | | | | | Six months ended | | | | | | Geographical | | Reporting | | | June 30, | | | June 30, | | Currency | | | | area | | entities | | | 2025 | | | 2024 | | US$ | | Dollar | | United States | | | 2 | | | | 1.0000 | | | | 1.0000 | | CHF | | Swiss Franc | | Switzerland | | | 2 | | | | 1.1598 | | | | 1.1245 | | EUR | | Euro | | Europe | | | 1 | | | | 1.0919 | | | | 1.0814 | |
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