Calculated Risk has a graph showing the trends in shipping traffic at the Port of Los Angeles. Inbound traffic was 20% lower in December than it was in December, 2007. Export traffic was down to 2005 levels.
It looks like the entire world is going to have to get used to a size L economy, not just the United States.
In the meantime, the stimulus bill was introduced in the House of Representatives today. The opening bid is $825 billion, $550 billion of which is spending.