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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Artificial guts (sausage casings) of hardened protein/of cellulosic mats | $3,812,777 | $4,590,373 | $5,595,135 | $5,754,895 | $5,433,960 | $5,002,987 | $5,381,068 |
| Tubes, pipes & hoses, rigid, of polymers of ethylene | $5,361,355 | $6,244,766 | $8,306,697 | $11,637,893 | $7,994,343 | $6,009,095 | $6,664,766 |
| Tubes, pipes & hoses, rigid, of polymers of propylene | $1,368,284 | $2,257,269 | $3,028,553 | $3,865,776 | $3,278,638 | $3,302,539 | $3,490,158 |
| Tubes, pipes & hoses, rigid, of polymers of vinyl chloride | $3,457,732 | $4,376,956 | $5,536,579 | $6,964,170 | $5,739,298 | $4,715,672 | $4,598,502 |
| Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17 | $3,737,261 | $4,740,543 | $7,059,990 | $7,779,958 | $6,627,527 | $4,591,358 | $5,265,731 |
| Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ... | $848,967 | $886,989 | $1,091,960 | $1,379,925 | $1,025,343 | $1,263,051 | $1,490,665 |
| Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ... | $10,294,917 | $11,717,684 | $14,452,473 | $17,125,809 | $12,964,262 | $11,644,753 | $14,035,131 |
| Tubes, pipes & hoses of plastics (excl. of 3917.31 & 3917.32), not reinf./o ... | $6,382,465 | $5,181,818 | $6,066,136 | $5,743,096 | $3,499,063 | $3,913,030 | $2,986,770 |
| Tubes, pipes & hoses of plastics, n.e.s. (excl. of 3917.21-3917.33) | $4,365,360 | $5,028,171 | $7,267,006 | $8,502,676 | $8,083,122 | $8,481,095 | $10,398,532 |
| Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ... | $6,977,352 | $9,334,739 | $12,904,817 | $14,378,347 | $10,683,756 | $10,812,970 | $11,387,777 |
| Total | $46,606,470 | $54,359,308 | $71,309,346 | $83,132,545 | $65,329,312 | $59,736,550 | $65,699,100 |
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