Exchange rate of the US dollar against the Kuwaiti dinar maintained its level, at KD 0.281. The euro, however, increased to KD 0.376 compared to Sunday's figures, said the Central Bank of Kuwait (CBK) on Monday. The exchange rate of the sterling also went up to KD 0.454. The Japanese yen remained unchanged at KD 0.003 and the Swiss franc rose to KD 0.308.