NEW YORK (AP) — Total U.S. money market mutual fund assets fell by $49.17 billion to $2.664 trillion for the week that ended Wednesday, according to the Investment Company Institute.

Assets in the nation’s retail money market mutual funds fell $2.5 billion to $920.12 billion, the Washington-based mutual fund trade group said Thursday. Assets of taxable money market funds in the retail category fell $2.3 billion to $725.33 billion. Tax-exempt retail fund assets fell by $210 million to $194.8 billion.