Commodity20092010
Artificial guts (sausage casings) of hardened protein/of cellulosic mats$98,402$457,870
Tubes, pipes & hoses, rigid, of polymers of ethylene$200,887$150,737
Tubes, pipes & hoses, rigid, of polymers of propylene$19,147 
Tubes, pipes & hoses, rigid, of polymers of vinyl chloride$106,075$138,539
Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17$2,166,732$810,083
Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ...$20,230$320
Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33)$2,499$24,912
Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ...$69,838$68,030
Total$2,683,810$1,650,491