CBSMarketWatch reports, reports:

The net worth of U.S. households fell by $533 billion, or a 3.6% annual rate, in the fourth quarter of 2007, the first time total wealth had fallen since late 2002, the Fed said.
For all of 2007, household net worth rose 3.4% to $57.7 trillion, the slowest growth in five years. After the effects of inflation are included, real net worth fell for the year