In the previous week, the reserves had risen by $1.368 billion to reach $420.055 billion. : After rising for the past few weeks, the country's foreign exchange reserves declined $2.057 billion to $417.998 billion in the week to May 17 on account of a fall in foreign currency assets, RBI data showed May 24. In the reporting week, foreign currency assets, which are a major component of the overall reserves, decreased by $2.030 billion to $390.197 billion.