U.S. consumers reduced their debt load by a record amount in August, the Federal Reserve reported Tuesday. Total seasonally adjusted consumer debt dropped by $7.9 billion, or a 3.7% annual rate, in August to $2.58 trillion. This was the first decline since January 1998. Consumer credit rose 2.4% in July. Non-revolving credit – such as auto loans, personal loans and student loans – dropped sharply by $7.3 billion, or 5.4%, to $1.61 trillion, after rising 0.9% in July. Credit-card debt dropped by $612 million, or 0.8%, in August to $969 billion