The latest "Money Market Mutual Fund Assets" report says, "Total money market mutual fund assets increased by $6.87 billion to $2.644 trillion for the week ended Wednesday, September 7, the Investment Company Institute reported today. Taxable government funds increased by $440 million, taxable non-government funds increased by $4.66 billion, and tax-exempt funds increased by $1.76 billion. Assets of retail money market funds decreased by $1.23 billion to $943.57 billion. Taxable government money market fund assets in the retail category decreased by $250 million to $192.76 billion, taxable non-government money market fund assets decreased by $2.05 billion to $555.73 billion, and tax-exempt fund assets increased by $1.07 billion to $195.08 billion. Assets of institutional money market funds increased by $8.10 billion to $1.700 trillion. Among institutional funds, taxable government money market fund assets increased by $690 million to $665.90 billion, taxable non-government money market fund assets increased by $6.72 billion to $932.82 billion, and tax-exempt fund assets increased by $690 million to $101.59 billion." Assets have increased for the 4th week in the past 5, brining their YTD decline down to $156 billion, or 5.9%. Crane Data's latest Money Fund Intelligence shows that money fund assets rose by $58.2 billion in August 2011, the largest increase since January 2009.