The dollar slumped across the board after a report showed the nation's manufacturing activity slowed to its lowest level since April 2003, raising expectations for more interest rate cuts from the Federal Reserve this year.

Besides, surging oil prices sent the greenback down further. Crude oil hit 100 dollars per barrel today on demand concern. On the other hand, the yen gained against high-yielding currencies as investors cut back carry trades when oil prices rise.

Crude oil