ICI's weekly "Money Market Mutual Fund Assets" report says, "Total money market mutual fund assets increased by $4.87 billion to $2.639 trillion for the week ended Wednesday, October 5, the Investment Company Institute reported today. Taxable government funds increased by $10.77 billion, taxable non-government funds decreased by $9.12 billion, and tax-exempt funds increased by $3.22 billion." Year-to-date, money market mutual fund assets have decreased by $171 billion, or 6.1%. Institutional assets have declined by $167 billion (9.0%) while Retail assets have declined by just $2 billion (0.2%).