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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial guts (sausage casings) of hardened protein/of cellulosic mats | $97,488,641 | $115,043,630 | $132,568,123 | $145,166,716 | $143,249,424 | $194,846,411 | $220,673,668 |
| Tubes, pipes & hoses, rigid, of polymers of ethylene | $16,702,454 | $21,292,701 | $25,523,641 | $27,226,737 | $20,033,523 | $16,488,814 | $21,379,789 |
| Tubes, pipes & hoses, rigid, of polymers of propylene | $16,544,113 | $25,044,745 | $30,168,731 | $39,019,798 | $22,234,005 | $24,594,657 | $31,548,975 |
| Tubes, pipes & hoses, rigid, of polymers of vinyl chloride | $22,427,880 | $23,639,300 | $27,512,661 | $28,490,915 | $20,502,159 | $19,137,699 | $22,548,768 |
| Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17 | $15,943,628 | $21,663,957 | $24,355,583 | $27,312,523 | $24,312,581 | $24,317,597 | $29,645,554 |
| Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ... | $5,163,752 | $5,780,060 | $6,518,539 | $6,585,564 | $3,887,197 | $4,632,837 | $7,335,114 |
| Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ... | $64,274,201 | $67,893,068 | $90,615,035 | $105,131,576 | $73,558,097 | $80,334,611 | $107,475,299 |
| Tubes, pipes & hoses of plastics (excl. of 3917.31 & 3917.32), not reinf./o ... | $4,512,415 | $5,425,695 | $7,651,720 | $12,160,794 | $9,464,715 | $7,956,382 | $8,992,976 |
| Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33) | $22,974,248 | $31,590,352 | $39,430,728 | $42,387,389 | $33,452,435 | $36,375,861 | $48,388,720 |
| Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ... | $63,044,592 | $82,176,156 | $106,781,734 | $117,585,023 | $93,743,707 | $107,408,709 | $136,606,048 |
| Total | $329,075,924 | $399,549,664 | $491,126,495 | $551,067,035 | $444,437,843 | $516,093,578 | $634,594,911 |
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