"TABLE 4.  Total Air Freight Exports and Imports via SFO, CA: 1999 - 2003",,,,,
"(Short tons, thousands)",,,,,
"
",1999,2000,2001,2002,2003
Imports, 190 , 214 , 166 , 174 , 155 
Exports, 134 , 154 , 128 , 126 , 131 
Total, 324 , 368 , 293 , 300 , 286 
"SOURCE:  U.S. Department of Transportation, Bureau of Transportation Statistics, Form 41 Traffic - Segment Data, various years, as of Sept. 16, 2004.",,,,,