ottawacanadas official international reserves decreased by 495 million in may the federal finance department said monday as of may 31 the countrys reserves of foreign currencies and other monetary assets totaled 11384 billion a decline from 11434 billion the month before the government reported no intervention in the foreigncurrency market in may and there were no gold holdings at the end of the month all reserve figures are reported in us dollars the finance department said that the amount of canada bills outstanding rose by 230 million to 275 billion as of the end of may canada bills are shortterm securities sold on the us money market at may 31 foreigncurrency reserves included securities of 7901 billion deposits of about 7 billion special drawing rights of 2314 billion and a reserve position in the international monetary fund of 436 billion the finance department said the 495 billion net decrease in reserves in may involved the currency composition of deposits and securities at may 31 included us dollars 6122 billion euro 1078 billion pound sterling 768 billion and yen 633 billion