Commodity200520062007200820092010
Artificial guts (sausage casings) of hardened protein/of cellulosic mats     $1,771
Tubes, pipes & hoses, rigid, of polymers of ethylene$4,174$4,757$22,760$2,447$911$60,889
Tubes, pipes & hoses, rigid, of polymers of propylene $1  $894 
Tubes, pipes & hoses, rigid, of polymers of vinyl chloride$237,481$269,991$137,962$70,760$84,407$84,611
Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17$1,735$24,230$2,050$1,640$143,595$25,850
Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ...$10,708$4,373$157,903$16,985$25,534 
Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ...$381   $458 
Tubes, pipes & hoses of plastics (excl. of 3917.31 & 3917.32), not reinf./o ... $3,035    
Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33)$2,576$12,454$11,768$10,304$1,005$2,427
Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ...$1,961$3,978$4,759$46,364$20,254$17,982
Total$259,016$322,819$337,202$148,500$277,058$193,530