This was released from the AHA a few days ago. Full Article here

The Brewers Association just released its statistics for 2008 for the craft brewing market, which shows considerable growth.

“From 2007 to 2008, estimated sales by craft brewers were up 5.8 percent by volume and 10.5 percent in dollars¹. Overall share of the beer category from craft brewers was 4.0 percent of production and 6.3 percent of retail sales. More than 1 million new barrels of beer were sold in 2008, and close to half of those barrels were beer from craft brewers”

“With total U.S. beer being more than a $100 billion industry, the Brewers Association estimates the actual dollar sales from craft brewers in 2008 were $6.34 billion, up from $5.74 billion in 2007. Taxable barrels of the total beer category was 1,210,018 more in 2008 with craft brewers producing 473,364 of those barrels. Total craft brewer barrels for 2008 was 8,596,971, up from 8,123,607 barrels in 2007.“

There is also a linked gallop poll that indicating that beer has become Americas favorite beverage (see diagram below):

The full article for this release can be found here