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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial guts (sausage casings) of hardened protein/of cellulosic mats | | $343 | $1,872 | $909 | $1,016 | $4,892 | |
| Tubes, pipes & hoses, rigid, of polymers of ethylene | $4,586 | $12,102 | $4,837 | $33,608 | $178 | $1,610 | $1,960 |
| Tubes, pipes & hoses, rigid, of polymers of propylene | $17,660 | $41,320 | $246,359 | $39,610 | $25,604 | $43,374 | $1,650 |
| Tubes, pipes & hoses, rigid, of polymers of vinyl chloride | $34,023 | $162,742 | $102,941 | $68,410 | $9,209 | $15,215 | $16,564 |
| Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17 | $886 | $3,529 | $11,281 | $1,559 | $622 | $2,756 | $1,793 |
| Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ... | $4,592 | $18,817 | $1,860 | $405 | $1,172 | $74 | $651 |
| Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ... | $759 | $1,698 | $6 | $17 | $74,888 | $15,408 | |
| Tubes, pipes & hoses of plastics (excl. of 3917.31 & 3917.32), not reinf./o ... | $2 | | $3,924 | | $34,853 | | |
| Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33) | $127,098 | $22,859 | $7,821 | $97,885 | $64,696 | $11,299 | $34,059 |
| Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ... | $56,041 | $130,564 | $245,132 | $127,859 | $72,693 | $34,535 | $65,562 |
| Total | $245,647 | $393,974 | $626,033 | $370,262 | $284,931 | $129,163 | $122,239 |
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