The export of civilian aircraft was down 16 percent in 2010 compared the 2009, according to the federal Bureau of Economic Analysis.
During the year, American aircraft makers shipped $29.6 billion worth of aircraft, compared to $35.2 billion in 2009. But, for the month of December, exports were up 6.1 percent.
The area fared better with other exports in 2010:
Aircraft parts, up 3.2 percent to $18.9 billion; agricultural machinery, up 8.5 percent to $6.8 billion; industrial machinery, up 38.2 percent to $42.7 billion; petroleum products, up 52.2 percent to $33.1 billion; soybeans, up 12.2 percent to $19 billion; meat, up 13.2 percent to $13.6 billion; corn, up 13.3 percent to $11 billion; wheat, up 25 percent to $6.9 billion.