The Swedish krona gained versus the dollar on Wednesday.

The US dollar index, which measures the greenback’s movements against a basket of six major currencies, fell to 74.890, compared with 75.038 in New York Tuesday. The dollar index dipped around 5.1% so far in 2011.

The Swedish krona surged to 6.1979 versus the greenback, versus 6.2178 the previous day. The Swedish central bank is expected to raise rates from 1.50% to 1.75% at a meeting later Wednesday.