The U.S. Dollar Index, which tracks the dollar against six major currencies, increased by 0.52% to close at 99.746 on March 12. In forex trading, the euro fell to $1.1521 from $1.1569, while the British pound dropped to $1.3356 from $1.3407. The dollar strengthened against the Japanese yen, rising to 159.31 yen from 158.89 yen, and against the Swiss franc, climbing to 0.7845 francs from 0.7799 francs. Additionally, the dollar appreciated against the Canadian dollar, reaching 1.3626 from 1.3587, and against the Swedish krona, increasing to 9.3433 from 9.2301.