Commodity2005200620072008200920102011
Artificial guts (sausage casings) of hardened protein/of cellulosic mats$22,227$125$501$341$263  
Tubes, pipes & hoses, rigid, of polymers of ethylene$6,155$19,321$12,471$6,913$9,105$11,072$36,007
Tubes, pipes & hoses, rigid, of polymers of propylene$1,092$4,277$961$1,874$7,623  
Tubes, pipes & hoses, rigid, of polymers of vinyl chloride$459,470$518,758$759,397$864,364$577,198$597,984$517,645
Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17$247,722$322,351$795,480$1,364,337$698,059$372,686$916,341
Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ...$11,868$33,262$35,023$199,930$69,636$112,683$68,383
Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ...$296,953$526,054$392,366$571,612$185,327$243,369$141,176
Tubes, pipes & hoses of plastics (excl. of 3917.31 & 3917.32), not reinf./o ...$4,400$6,384$5,415$11,115$19,097$15,721 
Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33)$91,170$152,998$251,230$301,835$100,399$107,674 
Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ...$303,500$370,950$737,514$381,279$194,578$296,236$316,693
Total$1,444,557$1,954,480$2,990,358$3,703,600$1,861,285$1,757,425$1,996,245