The 2009 soybean crop broke records for planted and harvested area as well as for yield and production. Soybean production totaled 3.36 billion bushels, up 13 percent from 2008 and up 5 percent from the previous record set in 2006. The average yield per acre is 44 bushels, up .9 bushels from the previous record set in 2005. Farmers nationwide planted a total of 77.5 million soybean acres and harvested 76.4 million acres in 2009, both up 2 percent from the previous record set last year.
http://www.nass.usda.gov/Newsroom/2010/01_12_2010.asp