The Kuwaiti dinar was stable against the US dollar at KD 0.284, the Central Bank of Kuwait (CBK) said on Wednesday. The euro rose KD 0.372, the pound sterling soared to KD 0.436, while the Japanese yen remained unchanged at 0.003. The Kuwaiti dinar exchange rate against the Swiss franc jumped to KD 0.305, said the daily bulletin on the CBK website. The rate of the US greenback remained its continued downward trend prodded by the remarks of the Federal Reserve Chairman Ben S. Bernanke about the possibility of the US\' continuing the quantitative easing policy.